Home / 51,678.26-77,445.15-27,934.59

Finding the Fourth Proportional to 51,678.26, 77,445.15 and 27,934.59

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Solution

The fourth proportional to 51,678.26, 77,445.15 and 27,934.59 is: 41,862.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,678.26 : 77,445.15 = 27,934.59 : x
  2. Step 2: Convert to fraction form
    51,678.26/77,445.15 = 27,934.59/x
  3. Step 3: Cross multiply
    51,678.26x = 77,445.15 × 27,934.59
  4. Step 4: Simplify right side
    51,678.26x = 2,163,398,512.74
  5. Step 5: Solve for x
    x = 2,163,398,512.74/51,678.26
  6. Step 6: Final answer
    x = 41,862.84

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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.