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Finding the Fourth Proportional to 10,901.55, 16,352.33 and 10,901.55

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Solution

The fourth proportional to 10,901.55, 16,352.33 and 10,901.55 is: 16,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.55 : 16,352.33 = 10,901.55 : x
  2. Step 2: Convert to fraction form
    10,901.55/16,352.33 = 10,901.55/x
  3. Step 3: Cross multiply
    10,901.55x = 16,352.33 × 10,901.55
  4. Step 4: Simplify right side
    10,901.55x = 178,265,688.60
  5. Step 5: Solve for x
    x = 178,265,688.60/10,901.55
  6. Step 6: Final answer
    x = 16,352.33

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.