Home / 31,350.20-47,065.38-26,936.12

Finding the Fourth Proportional to 31,350.20, 47,065.38 and 26,936.12

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Solution

The fourth proportional to 31,350.20, 47,065.38 and 26,936.12 is: 40,438.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350.20 : 47,065.38 = 26,936.12 : x
  2. Step 2: Convert to fraction form
    31,350.20/47,065.38 = 26,936.12/x
  3. Step 3: Cross multiply
    31,350.20x = 47,065.38 × 26,936.12
  4. Step 4: Simplify right side
    31,350.20x = 1,267,758,723.53
  5. Step 5: Solve for x
    x = 1,267,758,723.53/31,350.20
  6. Step 6: Final answer
    x = 40,438.62

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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.