Home / 16,354.62-22,572.33-9,639.86

Finding the Fourth Proportional to 16,354.62, 22,572.33 and 9,639.86

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Solution

The fourth proportional to 16,354.62, 22,572.33 and 9,639.86 is: 13,304.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,354.62 : 22,572.33 = 9,639.86 : x
  2. Step 2: Convert to fraction form
    16,354.62/22,572.33 = 9,639.86/x
  3. Step 3: Cross multiply
    16,354.62x = 22,572.33 × 9,639.86
  4. Step 4: Simplify right side
    16,354.62x = 217,594,101.07
  5. Step 5: Solve for x
    x = 217,594,101.07/16,354.62
  6. Step 6: Final answer
    x = 13,304.75

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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.