Home / 38,938.47-58,412.57-15,242.96

Finding the Fourth Proportional to 38,938.47, 58,412.57 and 15,242.96

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Solution

The fourth proportional to 38,938.47, 58,412.57 and 15,242.96 is: 22,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.47 : 58,412.57 = 15,242.96 : x
  2. Step 2: Convert to fraction form
    38,938.47/58,412.57 = 15,242.96/x
  3. Step 3: Cross multiply
    38,938.47x = 58,412.57 × 15,242.96
  4. Step 4: Simplify right side
    38,938.47x = 890,380,099.73
  5. Step 5: Solve for x
    x = 890,380,099.73/38,938.47
  6. Step 6: Final answer
    x = 22,866.34

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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.