Home / 38,439.76-53,045.66-22,534.80

Finding the Fourth Proportional to 38,439.76, 53,045.66 and 22,534.80

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Solution

The fourth proportional to 38,439.76, 53,045.66 and 22,534.80 is: 31,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,439.76 : 53,045.66 = 22,534.80 : x
  2. Step 2: Convert to fraction form
    38,439.76/53,045.66 = 22,534.80/x
  3. Step 3: Cross multiply
    38,439.76x = 53,045.66 × 22,534.80
  4. Step 4: Simplify right side
    38,439.76x = 1,195,373,338.97
  5. Step 5: Solve for x
    x = 1,195,373,338.97/38,439.76
  6. Step 6: Final answer
    x = 31,097.32

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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.