Home / 39,311.52-58,889.52-18,471.84

Finding the Fourth Proportional to 39,311.52, 58,889.52 and 18,471.84

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Solution

The fourth proportional to 39,311.52, 58,889.52 and 18,471.84 is: 27,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.52 : 58,889.52 = 18,471.84 : x
  2. Step 2: Convert to fraction form
    39,311.52/58,889.52 = 18,471.84/x
  3. Step 3: Cross multiply
    39,311.52x = 58,889.52 × 18,471.84
  4. Step 4: Simplify right side
    39,311.52x = 1,087,797,791.12
  5. Step 5: Solve for x
    x = 1,087,797,791.12/39,311.52
  6. Step 6: Final answer
    x = 27,671.22

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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.