Home / 36,201.60-54,278.10-17,490.60

Finding the Fourth Proportional to 36,201.60, 54,278.10 and 17,490.60

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Solution

The fourth proportional to 36,201.60, 54,278.10 and 17,490.60 is: 26,224.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,201.60 : 54,278.10 = 17,490.60 : x
  2. Step 2: Convert to fraction form
    36,201.60/54,278.10 = 17,490.60/x
  3. Step 3: Cross multiply
    36,201.60x = 54,278.10 × 17,490.60
  4. Step 4: Simplify right side
    36,201.60x = 949,356,535.86
  5. Step 5: Solve for x
    x = 949,356,535.86/36,201.60
  6. Step 6: Final answer
    x = 26,224.16

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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.