Home / 51,132.06-76,695.36-17,851.39

Finding the Fourth Proportional to 51,132.06, 76,695.36 and 17,851.39

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Solution

The fourth proportional to 51,132.06, 76,695.36 and 17,851.39 is: 26,776.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,132.06 : 76,695.36 = 17,851.39 : x
  2. Step 2: Convert to fraction form
    51,132.06/76,695.36 = 17,851.39/x
  3. Step 3: Cross multiply
    51,132.06x = 76,695.36 × 17,851.39
  4. Step 4: Simplify right side
    51,132.06x = 1,369,118,523.87
  5. Step 5: Solve for x
    x = 1,369,118,523.87/51,132.06
  6. Step 6: Final answer
    x = 26,776.13

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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.