Home / 38,907.11-58,361.79-15,213.70

Finding the Fourth Proportional to 38,907.11, 58,361.79 and 15,213.70

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Solution

The fourth proportional to 38,907.11, 58,361.79 and 15,213.70 is: 22,820.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907.11 : 58,361.79 = 15,213.70 : x
  2. Step 2: Convert to fraction form
    38,907.11/58,361.79 = 15,213.70/x
  3. Step 3: Cross multiply
    38,907.11x = 58,361.79 × 15,213.70
  4. Step 4: Simplify right side
    38,907.11x = 887,898,472.71
  5. Step 5: Solve for x
    x = 887,898,472.71/38,907.11
  6. Step 6: Final answer
    x = 22,820.98

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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.