Home / 16,565.66-22,861.04-9,012.42

Finding the Fourth Proportional to 16,565.66, 22,861.04 and 9,012.42

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Solution

The fourth proportional to 16,565.66, 22,861.04 and 9,012.42 is: 12,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,565.66 : 22,861.04 = 9,012.42 : x
  2. Step 2: Convert to fraction form
    16,565.66/22,861.04 = 9,012.42/x
  3. Step 3: Cross multiply
    16,565.66x = 22,861.04 × 9,012.42
  4. Step 4: Simplify right side
    16,565.66x = 206,033,294.12
  5. Step 5: Solve for x
    x = 206,033,294.12/16,565.66
  6. Step 6: Final answer
    x = 12,437.37

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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.