Home / 38,675.85-58,006.49-18,941.82

Finding the Fourth Proportional to 38,675.85, 58,006.49 and 18,941.82

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Solution

The fourth proportional to 38,675.85, 58,006.49 and 18,941.82 is: 28,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,675.85 : 58,006.49 = 18,941.82 : x
  2. Step 2: Convert to fraction form
    38,675.85/58,006.49 = 18,941.82/x
  3. Step 3: Cross multiply
    38,675.85x = 58,006.49 × 18,941.82
  4. Step 4: Simplify right side
    38,675.85x = 1,098,748,397.70
  5. Step 5: Solve for x
    x = 1,098,748,397.70/38,675.85
  6. Step 6: Final answer
    x = 28,409.16

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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.