Home / 38,847.28-53,601.20-22,711.48

Finding the Fourth Proportional to 38,847.28, 53,601.20 and 22,711.48

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Solution

The fourth proportional to 38,847.28, 53,601.20 and 22,711.48 is: 31,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,847.28 : 53,601.20 = 22,711.48 : x
  2. Step 2: Convert to fraction form
    38,847.28/53,601.20 = 22,711.48/x
  3. Step 3: Cross multiply
    38,847.28x = 53,601.20 × 22,711.48
  4. Step 4: Simplify right side
    38,847.28x = 1,217,362,581.78
  5. Step 5: Solve for x
    x = 1,217,362,581.78/38,847.28
  6. Step 6: Final answer
    x = 31,337.14

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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.