Home / 15,131.64-22,689.09-6,244.59

Finding the Fourth Proportional to 15,131.64, 22,689.09 and 6,244.59

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Solution

The fourth proportional to 15,131.64, 22,689.09 and 6,244.59 is: 9,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.64 : 22,689.09 = 6,244.59 : x
  2. Step 2: Convert to fraction form
    15,131.64/22,689.09 = 6,244.59/x
  3. Step 3: Cross multiply
    15,131.64x = 22,689.09 × 6,244.59
  4. Step 4: Simplify right side
    15,131.64x = 141,684,064.52
  5. Step 5: Solve for x
    x = 141,684,064.52/15,131.64
  6. Step 6: Final answer
    x = 9,363.43

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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.