Home / 41,742.39-62,612.92-13,278.94

Finding the Fourth Proportional to 41,742.39, 62,612.92 and 13,278.94

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Solution

The fourth proportional to 41,742.39, 62,612.92 and 13,278.94 is: 19,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,742.39 : 62,612.92 = 13,278.94 : x
  2. Step 2: Convert to fraction form
    41,742.39/62,612.92 = 13,278.94/x
  3. Step 3: Cross multiply
    41,742.39x = 62,612.92 × 13,278.94
  4. Step 4: Simplify right side
    41,742.39x = 831,433,207.90
  5. Step 5: Solve for x
    x = 831,433,207.90/41,742.39
  6. Step 6: Final answer
    x = 19,918.20

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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.