Home / 16,251.40-22,426.65-9,081.43

Finding the Fourth Proportional to 16,251.40, 22,426.65 and 9,081.43

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Solution

The fourth proportional to 16,251.40, 22,426.65 and 9,081.43 is: 12,532.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.40 : 22,426.65 = 9,081.43 : x
  2. Step 2: Convert to fraction form
    16,251.40/22,426.65 = 9,081.43/x
  3. Step 3: Cross multiply
    16,251.40x = 22,426.65 × 9,081.43
  4. Step 4: Simplify right side
    16,251.40x = 203,666,052.11
  5. Step 5: Solve for x
    x = 203,666,052.11/16,251.40
  6. Step 6: Final answer
    x = 12,532.22

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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.