Home / 47,882.88-71,986.50-38,588.16

Finding the Fourth Proportional to 47,882.88, 71,986.50 and 38,588.16

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Solution

The fourth proportional to 47,882.88, 71,986.50 and 38,588.16 is: 58,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,882.88 : 71,986.50 = 38,588.16 : x
  2. Step 2: Convert to fraction form
    47,882.88/71,986.50 = 38,588.16/x
  3. Step 3: Cross multiply
    47,882.88x = 71,986.50 × 38,588.16
  4. Step 4: Simplify right side
    47,882.88x = 2,777,826,579.84
  5. Step 5: Solve for x
    x = 2,777,826,579.84/47,882.88
  6. Step 6: Final answer
    x = 58,012.94

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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.