Home / 47,391.48-71,079.93-15,802.09

Finding the Fourth Proportional to 47,391.48, 71,079.93 and 15,802.09

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Solution

The fourth proportional to 47,391.48, 71,079.93 and 15,802.09 is: 23,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,391.48 : 71,079.93 = 15,802.09 : x
  2. Step 2: Convert to fraction form
    47,391.48/71,079.93 = 15,802.09/x
  3. Step 3: Cross multiply
    47,391.48x = 71,079.93 × 15,802.09
  4. Step 4: Simplify right side
    47,391.48x = 1,123,211,273.35
  5. Step 5: Solve for x
    x = 1,123,211,273.35/47,391.48
  6. Step 6: Final answer
    x = 23,700.70

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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.