Home / 51,702.12-77,561.06-26,387.82

Finding the Fourth Proportional to 51,702.12, 77,561.06 and 26,387.82

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Solution

The fourth proportional to 51,702.12, 77,561.06 and 26,387.82 is: 39,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,702.12 : 77,561.06 = 26,387.82 : x
  2. Step 2: Convert to fraction form
    51,702.12/77,561.06 = 26,387.82/x
  3. Step 3: Cross multiply
    51,702.12x = 77,561.06 × 26,387.82
  4. Step 4: Simplify right side
    51,702.12x = 2,046,667,290.29
  5. Step 5: Solve for x
    x = 2,046,667,290.29/51,702.12
  6. Step 6: Final answer
    x = 39,585.75

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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.