Home / 16,180.47-22,328.82-9,106.92

Finding the Fourth Proportional to 16,180.47, 22,328.82 and 9,106.92

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Solution

The fourth proportional to 16,180.47, 22,328.82 and 9,106.92 is: 12,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,180.47 : 22,328.82 = 9,106.92 : x
  2. Step 2: Convert to fraction form
    16,180.47/22,328.82 = 9,106.92/x
  3. Step 3: Cross multiply
    16,180.47x = 22,328.82 × 9,106.92
  4. Step 4: Simplify right side
    16,180.47x = 203,346,777.43
  5. Step 5: Solve for x
    x = 203,346,777.43/16,180.47
  6. Step 6: Final answer
    x = 12,567.42

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.