Home / 38,493.28-53,105.76-22,571.92

Finding the Fourth Proportional to 38,493.28, 53,105.76 and 22,571.92

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Solution

The fourth proportional to 38,493.28, 53,105.76 and 22,571.92 is: 31,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.28 : 53,105.76 = 22,571.92 : x
  2. Step 2: Convert to fraction form
    38,493.28/53,105.76 = 22,571.92/x
  3. Step 3: Cross multiply
    38,493.28x = 53,105.76 × 22,571.92
  4. Step 4: Simplify right side
    38,493.28x = 1,198,698,966.26
  5. Step 5: Solve for x
    x = 1,198,698,966.26/38,493.28
  6. Step 6: Final answer
    x = 31,140.47

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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.