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Finding the Fourth Proportional to 38,481, 57,554.73 and 22,648.29

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Solution

The fourth proportional to 38,481, 57,554.73 and 22,648.29 is: 33,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481 : 57,554.73 = 22,648.29 : x
  2. Step 2: Convert to fraction form
    38,481/57,554.73 = 22,648.29/x
  3. Step 3: Cross multiply
    38,481x = 57,554.73 × 22,648.29
  4. Step 4: Simplify right side
    38,481x = 1,303,516,215.91
  5. Step 5: Solve for x
    x = 1,303,516,215.91/38,481
  6. Step 6: Final answer
    x = 33,874.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.