Home / 51,697.64-71,337.70-29,031.48

Finding the Fourth Proportional to 51,697.64, 71,337.70 and 29,031.48

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Solution

The fourth proportional to 51,697.64, 71,337.70 and 29,031.48 is: 40,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,697.64 : 71,337.70 = 29,031.48 : x
  2. Step 2: Convert to fraction form
    51,697.64/71,337.70 = 29,031.48/x
  3. Step 3: Cross multiply
    51,697.64x = 71,337.70 × 29,031.48
  4. Step 4: Simplify right side
    51,697.64x = 2,071,039,010.80
  5. Step 5: Solve for x
    x = 2,071,039,010.80/51,697.64
  6. Step 6: Final answer
    x = 40,060.61

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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.