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Finding the Fourth Proportional to 27,321.70, 40,982.55 and 24,697.30

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Solution

The fourth proportional to 27,321.70, 40,982.55 and 24,697.30 is: 37,045.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,321.70 : 40,982.55 = 24,697.30 : x
  2. Step 2: Convert to fraction form
    27,321.70/40,982.55 = 24,697.30/x
  3. Step 3: Cross multiply
    27,321.70x = 40,982.55 × 24,697.30
  4. Step 4: Simplify right side
    27,321.70x = 1,012,158,332.12
  5. Step 5: Solve for x
    x = 1,012,158,332.12/27,321.70
  6. Step 6: Final answer
    x = 37,045.95

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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.