Home / 51,788.16-71,461.84-29,126.66

Finding the Fourth Proportional to 51,788.16, 71,461.84 and 29,126.66

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Solution

The fourth proportional to 51,788.16, 71,461.84 and 29,126.66 is: 40,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,788.16 : 71,461.84 = 29,126.66 : x
  2. Step 2: Convert to fraction form
    51,788.16/71,461.84 = 29,126.66/x
  3. Step 3: Cross multiply
    51,788.16x = 71,461.84 × 29,126.66
  4. Step 4: Simplify right side
    51,788.16x = 2,081,444,716.65
  5. Step 5: Solve for x
    x = 2,081,444,716.65/51,788.16
  6. Step 6: Final answer
    x = 40,191.52

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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.