Home / 51,328.38-76,986.17-14,395.26

Finding the Fourth Proportional to 51,328.38, 76,986.17 and 14,395.26

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Solution

The fourth proportional to 51,328.38, 76,986.17 and 14,395.26 is: 21,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,328.38 : 76,986.17 = 14,395.26 : x
  2. Step 2: Convert to fraction form
    51,328.38/76,986.17 = 14,395.26/x
  3. Step 3: Cross multiply
    51,328.38x = 76,986.17 × 14,395.26
  4. Step 4: Simplify right side
    51,328.38x = 1,108,235,933.55
  5. Step 5: Solve for x
    x = 1,108,235,933.55/51,328.38
  6. Step 6: Final answer
    x = 21,591.10

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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.