Home / 38,312.90-57,435.15-14,933.90

Finding the Fourth Proportional to 38,312.90, 57,435.15 and 14,933.90

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Solution

The fourth proportional to 38,312.90, 57,435.15 and 14,933.90 is: 22,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,312.90 : 57,435.15 = 14,933.90 : x
  2. Step 2: Convert to fraction form
    38,312.90/57,435.15 = 14,933.90/x
  3. Step 3: Cross multiply
    38,312.90x = 57,435.15 × 14,933.90
  4. Step 4: Simplify right side
    38,312.90x = 857,730,786.59
  5. Step 5: Solve for x
    x = 857,730,786.59/38,312.90
  6. Step 6: Final answer
    x = 22,387.52

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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.