Home / 16,506.13-22,778.49-9,432.53

Finding the Fourth Proportional to 16,506.13, 22,778.49 and 9,432.53

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Solution

The fourth proportional to 16,506.13, 22,778.49 and 9,432.53 is: 13,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.13 : 22,778.49 = 9,432.53 : x
  2. Step 2: Convert to fraction form
    16,506.13/22,778.49 = 9,432.53/x
  3. Step 3: Cross multiply
    16,506.13x = 22,778.49 × 9,432.53
  4. Step 4: Simplify right side
    16,506.13x = 214,858,790.28
  5. Step 5: Solve for x
    x = 214,858,790.28/16,506.13
  6. Step 6: Final answer
    x = 13,016.91

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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.