Home / 38,575.64-53,234.80-22,660.76

Finding the Fourth Proportional to 38,575.64, 53,234.80 and 22,660.76

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Solution

The fourth proportional to 38,575.64, 53,234.80 and 22,660.76 is: 31,272.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,575.64 : 53,234.80 = 22,660.76 : x
  2. Step 2: Convert to fraction form
    38,575.64/53,234.80 = 22,660.76/x
  3. Step 3: Cross multiply
    38,575.64x = 53,234.80 × 22,660.76
  4. Step 4: Simplify right side
    38,575.64x = 1,206,340,703.62
  5. Step 5: Solve for x
    x = 1,206,340,703.62/38,575.64
  6. Step 6: Final answer
    x = 31,272.09

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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.