Home / 47,046.76-70,555.27-15,451.61

Finding the Fourth Proportional to 47,046.76, 70,555.27 and 15,451.61

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Solution

The fourth proportional to 47,046.76, 70,555.27 and 15,451.61 is: 23,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,046.76 : 70,555.27 = 15,451.61 : x
  2. Step 2: Convert to fraction form
    47,046.76/70,555.27 = 15,451.61/x
  3. Step 3: Cross multiply
    47,046.76x = 70,555.27 × 15,451.61
  4. Step 4: Simplify right side
    47,046.76x = 1,090,192,515.48
  5. Step 5: Solve for x
    x = 1,090,192,515.48/47,046.76
  6. Step 6: Final answer
    x = 23,172.53

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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.