Home / 14,471.78-21,711.55-6,152.18

Finding the Fourth Proportional to 14,471.78, 21,711.55 and 6,152.18

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Solution

The fourth proportional to 14,471.78, 21,711.55 and 6,152.18 is: 9,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.78 : 21,711.55 = 6,152.18 : x
  2. Step 2: Convert to fraction form
    14,471.78/21,711.55 = 6,152.18/x
  3. Step 3: Cross multiply
    14,471.78x = 21,711.55 × 6,152.18
  4. Step 4: Simplify right side
    14,471.78x = 133,573,363.68
  5. Step 5: Solve for x
    x = 133,573,363.68/14,471.78
  6. Step 6: Final answer
    x = 9,229.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.