Home / 40,036.66-60,062.30-13,380.12

Finding the Fourth Proportional to 40,036.66, 60,062.30 and 13,380.12

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Solution

The fourth proportional to 40,036.66, 60,062.30 and 13,380.12 is: 20,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.66 : 60,062.30 = 13,380.12 : x
  2. Step 2: Convert to fraction form
    40,036.66/60,062.30 = 13,380.12/x
  3. Step 3: Cross multiply
    40,036.66x = 60,062.30 × 13,380.12
  4. Step 4: Simplify right side
    40,036.66x = 803,640,781.48
  5. Step 5: Solve for x
    x = 803,640,781.48/40,036.66
  6. Step 6: Final answer
    x = 20,072.62

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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.