Home / 51,987.10-77,972.51-16,926.52

Finding the Fourth Proportional to 51,987.10, 77,972.51 and 16,926.52

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Solution

The fourth proportional to 51,987.10, 77,972.51 and 16,926.52 is: 25,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,987.10 : 77,972.51 = 16,926.52 : x
  2. Step 2: Convert to fraction form
    51,987.10/77,972.51 = 16,926.52/x
  3. Step 3: Cross multiply
    51,987.10x = 77,972.51 × 16,926.52
  4. Step 4: Simplify right side
    51,987.10x = 1,319,802,775.47
  5. Step 5: Solve for x
    x = 1,319,802,775.47/51,987.10
  6. Step 6: Final answer
    x = 25,387.12

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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.