Home / 51,125.16-76,699.26-15,589.62

Finding the Fourth Proportional to 51,125.16, 76,699.26 and 15,589.62

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Solution

The fourth proportional to 51,125.16, 76,699.26 and 15,589.62 is: 23,387.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,125.16 : 76,699.26 = 15,589.62 : x
  2. Step 2: Convert to fraction form
    51,125.16/76,699.26 = 15,589.62/x
  3. Step 3: Cross multiply
    51,125.16x = 76,699.26 × 15,589.62
  4. Step 4: Simplify right side
    51,125.16x = 1,195,712,317.68
  5. Step 5: Solve for x
    x = 1,195,712,317.68/51,125.16
  6. Step 6: Final answer
    x = 23,387.94

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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.