Home / 16,135.61-22,267.71-9,061.88

Finding the Fourth Proportional to 16,135.61, 22,267.71 and 9,061.88

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Solution

The fourth proportional to 16,135.61, 22,267.71 and 9,061.88 is: 12,505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.61 : 22,267.71 = 9,061.88 : x
  2. Step 2: Convert to fraction form
    16,135.61/22,267.71 = 9,061.88/x
  3. Step 3: Cross multiply
    16,135.61x = 22,267.71 × 9,061.88
  4. Step 4: Simplify right side
    16,135.61x = 201,787,204.56
  5. Step 5: Solve for x
    x = 201,787,204.56/16,135.61
  6. Step 6: Final answer
    x = 12,505.71

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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.