Home / 16,772.84-23,147.34-9,699.92

Finding the Fourth Proportional to 16,772.84, 23,147.34 and 9,699.92

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Solution

The fourth proportional to 16,772.84, 23,147.34 and 9,699.92 is: 13,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.84 : 23,147.34 = 9,699.92 : x
  2. Step 2: Convert to fraction form
    16,772.84/23,147.34 = 9,699.92/x
  3. Step 3: Cross multiply
    16,772.84x = 23,147.34 × 9,699.92
  4. Step 4: Simplify right side
    16,772.84x = 224,527,346.21
  5. Step 5: Solve for x
    x = 224,527,346.21/16,772.84
  6. Step 6: Final answer
    x = 13,386.36

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Half scale
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Double scale
Find fourth proportional to 16,773.84, 23,148.72 and 9,700.92
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.