Home / 24,474.96-36,683.28-12,781.80

Finding the Fourth Proportional to 24,474.96, 36,683.28 and 12,781.80

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Solution

The fourth proportional to 24,474.96, 36,683.28 and 12,781.80 is: 19,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,474.96 : 36,683.28 = 12,781.80 : x
  2. Step 2: Convert to fraction form
    24,474.96/36,683.28 = 12,781.80/x
  3. Step 3: Cross multiply
    24,474.96x = 36,683.28 × 12,781.80
  4. Step 4: Simplify right side
    24,474.96x = 468,878,348.30
  5. Step 5: Solve for x
    x = 468,878,348.30/24,474.96
  6. Step 6: Final answer
    x = 19,157.47

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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.