Home / 39,648.29-54,715.05-22,654.76

Finding the Fourth Proportional to 39,648.29, 54,715.05 and 22,654.76

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Solution

The fourth proportional to 39,648.29, 54,715.05 and 22,654.76 is: 31,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.29 : 54,715.05 = 22,654.76 : x
  2. Step 2: Convert to fraction form
    39,648.29/54,715.05 = 22,654.76/x
  3. Step 3: Cross multiply
    39,648.29x = 54,715.05 × 22,654.76
  4. Step 4: Simplify right side
    39,648.29x = 1,239,556,052.56
  5. Step 5: Solve for x
    x = 1,239,556,052.56/39,648.29
  6. Step 6: Final answer
    x = 31,263.80

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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.