Home / 47,108.19-70,673.20-15,517.11

Finding the Fourth Proportional to 47,108.19, 70,673.20 and 15,517.11

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Solution

The fourth proportional to 47,108.19, 70,673.20 and 15,517.11 is: 23,279.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,108.19 : 70,673.20 = 15,517.11 : x
  2. Step 2: Convert to fraction form
    47,108.19/70,673.20 = 15,517.11/x
  3. Step 3: Cross multiply
    47,108.19x = 70,673.20 × 15,517.11
  4. Step 4: Simplify right side
    47,108.19x = 1,096,643,818.45
  5. Step 5: Solve for x
    x = 1,096,643,818.45/47,108.19
  6. Step 6: Final answer
    x = 23,279.26

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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.