Home / 47,377.49-71,042.45-15,776.42

Finding the Fourth Proportional to 47,377.49, 71,042.45 and 15,776.42

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Solution

The fourth proportional to 47,377.49, 71,042.45 and 15,776.42 is: 23,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.49 : 71,042.45 = 15,776.42 : x
  2. Step 2: Convert to fraction form
    47,377.49/71,042.45 = 15,776.42/x
  3. Step 3: Cross multiply
    47,377.49x = 71,042.45 × 15,776.42
  4. Step 4: Simplify right side
    47,377.49x = 1,120,795,094.93
  5. Step 5: Solve for x
    x = 1,120,795,094.93/47,377.49
  6. Step 6: Final answer
    x = 23,656.70

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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.