Home / 36,931.20-55,314.17-17,180.16

Finding the Fourth Proportional to 36,931.20, 55,314.17 and 17,180.16

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Solution

The fourth proportional to 36,931.20, 55,314.17 and 17,180.16 is: 25,731.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.20 : 55,314.17 = 17,180.16 : x
  2. Step 2: Convert to fraction form
    36,931.20/55,314.17 = 17,180.16/x
  3. Step 3: Cross multiply
    36,931.20x = 55,314.17 × 17,180.16
  4. Step 4: Simplify right side
    36,931.20x = 950,306,014.30
  5. Step 5: Solve for x
    x = 950,306,014.30/36,931.20
  6. Step 6: Final answer
    x = 25,731.80

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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.