Home / 47,377.55-71,042.55-15,776.46

Finding the Fourth Proportional to 47,377.55, 71,042.55 and 15,776.46

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Solution

The fourth proportional to 47,377.55, 71,042.55 and 15,776.46 is: 23,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.55 : 71,042.55 = 15,776.46 : x
  2. Step 2: Convert to fraction form
    47,377.55/71,042.55 = 15,776.46/x
  3. Step 3: Cross multiply
    47,377.55x = 71,042.55 × 15,776.46
  4. Step 4: Simplify right side
    47,377.55x = 1,120,799,948.37
  5. Step 5: Solve for x
    x = 1,120,799,948.37/47,377.55
  6. Step 6: Final answer
    x = 23,656.77

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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.