Home / 27,385.40-37,757.60-22,854.59

Finding the Fourth Proportional to 27,385.40, 37,757.60 and 22,854.59

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Solution

The fourth proportional to 27,385.40, 37,757.60 and 22,854.59 is: 31,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.40 : 37,757.60 = 22,854.59 : x
  2. Step 2: Convert to fraction form
    27,385.40/37,757.60 = 22,854.59/x
  3. Step 3: Cross multiply
    27,385.40x = 37,757.60 × 22,854.59
  4. Step 4: Simplify right side
    27,385.40x = 862,934,618.91
  5. Step 5: Solve for x
    x = 862,934,618.91/27,385.40
  6. Step 6: Final answer
    x = 31,510.76

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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.