Home / 51,753.47-71,419.86-29,093.72

Finding the Fourth Proportional to 51,753.47, 71,419.86 and 29,093.72

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Solution

The fourth proportional to 51,753.47, 71,419.86 and 29,093.72 is: 40,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,753.47 : 71,419.86 = 29,093.72 : x
  2. Step 2: Convert to fraction form
    51,753.47/71,419.86 = 29,093.72/x
  3. Step 3: Cross multiply
    51,753.47x = 71,419.86 × 29,093.72
  4. Step 4: Simplify right side
    51,753.47x = 2,077,869,052.18
  5. Step 5: Solve for x
    x = 2,077,869,052.18/51,753.47
  6. Step 6: Final answer
    x = 40,149.37

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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.