Home / 16,639.60-22,962.42-9,086.13

Finding the Fourth Proportional to 16,639.60, 22,962.42 and 9,086.13

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Solution

The fourth proportional to 16,639.60, 22,962.42 and 9,086.13 is: 12,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.60 : 22,962.42 = 9,086.13 : x
  2. Step 2: Convert to fraction form
    16,639.60/22,962.42 = 9,086.13/x
  3. Step 3: Cross multiply
    16,639.60x = 22,962.42 × 9,086.13
  4. Step 4: Simplify right side
    16,639.60x = 208,639,530.21
  5. Step 5: Solve for x
    x = 208,639,530.21/16,639.60
  6. Step 6: Final answer
    x = 12,538.74

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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.