Home / 31,887.24-44,004.40-17,739.76

Finding the Fourth Proportional to 31,887.24, 44,004.40 and 17,739.76

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Solution

The fourth proportional to 31,887.24, 44,004.40 and 17,739.76 is: 24,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,887.24 : 44,004.40 = 17,739.76 : x
  2. Step 2: Convert to fraction form
    31,887.24/44,004.40 = 17,739.76/x
  3. Step 3: Cross multiply
    31,887.24x = 44,004.40 × 17,739.76
  4. Step 4: Simplify right side
    31,887.24x = 780,627,494.94
  5. Step 5: Solve for x
    x = 780,627,494.94/31,887.24
  6. Step 6: Final answer
    x = 24,480.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.