Home / 47,042.28-70,497-25,991.76

Finding the Fourth Proportional to 47,042.28, 70,497 and 25,991.76

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Solution

The fourth proportional to 47,042.28, 70,497 and 25,991.76 is: 38,950.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.28 : 70,497 = 25,991.76 : x
  2. Step 2: Convert to fraction form
    47,042.28/70,497 = 25,991.76/x
  3. Step 3: Cross multiply
    47,042.28x = 70,497 × 25,991.76
  4. Step 4: Simplify right side
    47,042.28x = 1,832,341,104.72
  5. Step 5: Solve for x
    x = 1,832,341,104.72/47,042.28
  6. Step 6: Final answer
    x = 38,950.94

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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.