Home / 34,079.28-47,052.36-21,337.44

Finding the Fourth Proportional to 34,079.28, 47,052.36 and 21,337.44

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Solution

The fourth proportional to 34,079.28, 47,052.36 and 21,337.44 is: 29,460.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.28 : 47,052.36 = 21,337.44 : x
  2. Step 2: Convert to fraction form
    34,079.28/47,052.36 = 21,337.44/x
  3. Step 3: Cross multiply
    34,079.28x = 47,052.36 × 21,337.44
  4. Step 4: Simplify right side
    34,079.28x = 1,003,976,908.36
  5. Step 5: Solve for x
    x = 1,003,976,908.36/34,079.28
  6. Step 6: Final answer
    x = 29,460.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.