Home / 36,258.24-54,391.68-12,887.04

Finding the Fourth Proportional to 36,258.24, 54,391.68 and 12,887.04

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Solution

The fourth proportional to 36,258.24, 54,391.68 and 12,887.04 is: 19,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,258.24 : 54,391.68 = 12,887.04 : x
  2. Step 2: Convert to fraction form
    36,258.24/54,391.68 = 12,887.04/x
  3. Step 3: Cross multiply
    36,258.24x = 54,391.68 × 12,887.04
  4. Step 4: Simplify right side
    36,258.24x = 700,947,755.83
  5. Step 5: Solve for x
    x = 700,947,755.83/36,258.24
  6. Step 6: Final answer
    x = 19,332.10

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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.