Home / 34,079.56-51,113.17-10,381.43

Finding the Fourth Proportional to 34,079.56, 51,113.17 and 10,381.43

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Solution

The fourth proportional to 34,079.56, 51,113.17 and 10,381.43 is: 15,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.56 : 51,113.17 = 10,381.43 : x
  2. Step 2: Convert to fraction form
    34,079.56/51,113.17 = 10,381.43/x
  3. Step 3: Cross multiply
    34,079.56x = 51,113.17 × 10,381.43
  4. Step 4: Simplify right side
    34,079.56x = 530,627,937.19
  5. Step 5: Solve for x
    x = 530,627,937.19/34,079.56
  6. Step 6: Final answer
    x = 15,570.27

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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.