Home / 32,513.74-48,752.15-12,781.53

Finding the Fourth Proportional to 32,513.74, 48,752.15 and 12,781.53

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Solution

The fourth proportional to 32,513.74, 48,752.15 and 12,781.53 is: 19,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,513.74 : 48,752.15 = 12,781.53 : x
  2. Step 2: Convert to fraction form
    32,513.74/48,752.15 = 12,781.53/x
  3. Step 3: Cross multiply
    32,513.74x = 48,752.15 × 12,781.53
  4. Step 4: Simplify right side
    32,513.74x = 623,127,003.88
  5. Step 5: Solve for x
    x = 623,127,003.88/32,513.74
  6. Step 6: Final answer
    x = 19,165.04

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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.