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Finding the Fourth Proportional to 16,572.92, 22,870.65 and 9,019.23

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Solution

The fourth proportional to 16,572.92, 22,870.65 and 9,019.23 is: 12,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,572.92 : 22,870.65 = 9,019.23 : x
  2. Step 2: Convert to fraction form
    16,572.92/22,870.65 = 9,019.23/x
  3. Step 3: Cross multiply
    16,572.92x = 22,870.65 × 9,019.23
  4. Step 4: Simplify right side
    16,572.92x = 206,275,652.60
  5. Step 5: Solve for x
    x = 206,275,652.60/16,572.92
  6. Step 6: Final answer
    x = 12,446.55

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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.