Home / 14,781.43-22,172.19-4,393.18

Finding the Fourth Proportional to 14,781.43, 22,172.19 and 4,393.18

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Solution

The fourth proportional to 14,781.43, 22,172.19 and 4,393.18 is: 6,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.43 : 22,172.19 = 4,393.18 : x
  2. Step 2: Convert to fraction form
    14,781.43/22,172.19 = 4,393.18/x
  3. Step 3: Cross multiply
    14,781.43x = 22,172.19 × 4,393.18
  4. Step 4: Simplify right side
    14,781.43x = 97,406,421.66
  5. Step 5: Solve for x
    x = 97,406,421.66/14,781.43
  6. Step 6: Final answer
    x = 6,589.78

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1.5x scale

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.