Home / 39,991.52-60,024.18-20,283.92

Finding the Fourth Proportional to 39,991.52, 60,024.18 and 20,283.92

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Solution

The fourth proportional to 39,991.52, 60,024.18 and 20,283.92 is: 30,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,991.52 : 60,024.18 = 20,283.92 : x
  2. Step 2: Convert to fraction form
    39,991.52/60,024.18 = 20,283.92/x
  3. Step 3: Cross multiply
    39,991.52x = 60,024.18 × 20,283.92
  4. Step 4: Simplify right side
    39,991.52x = 1,217,525,365.06
  5. Step 5: Solve for x
    x = 1,217,525,365.06/39,991.52
  6. Step 6: Final answer
    x = 30,444.59

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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.