Home / 40,065.38-60,402.30-37,922.12

Finding the Fourth Proportional to 40,065.38, 60,402.30 and 37,922.12

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Solution

The fourth proportional to 40,065.38, 60,402.30 and 37,922.12 is: 57,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,065.38 : 60,402.30 = 37,922.12 : x
  2. Step 2: Convert to fraction form
    40,065.38/60,402.30 = 37,922.12/x
  3. Step 3: Cross multiply
    40,065.38x = 60,402.30 × 37,922.12
  4. Step 4: Simplify right side
    40,065.38x = 2,290,583,268.88
  5. Step 5: Solve for x
    x = 2,290,583,268.88/40,065.38
  6. Step 6: Final answer
    x = 57,171.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.