Home / 16,438.59-22,685.54-9,365.13

Finding the Fourth Proportional to 16,438.59, 22,685.54 and 9,365.13

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Solution

The fourth proportional to 16,438.59, 22,685.54 and 9,365.13 is: 12,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,438.59 : 22,685.54 = 9,365.13 : x
  2. Step 2: Convert to fraction form
    16,438.59/22,685.54 = 9,365.13/x
  3. Step 3: Cross multiply
    16,438.59x = 22,685.54 × 9,365.13
  4. Step 4: Simplify right side
    16,438.59x = 212,452,984.39
  5. Step 5: Solve for x
    x = 212,452,984.39/16,438.59
  6. Step 6: Final answer
    x = 12,924.04

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Double scale
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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.