Home / 39,402.74-59,132.49-15,696.56

Finding the Fourth Proportional to 39,402.74, 59,132.49 and 15,696.56

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Solution

The fourth proportional to 39,402.74, 59,132.49 and 15,696.56 is: 23,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402.74 : 59,132.49 = 15,696.56 : x
  2. Step 2: Convert to fraction form
    39,402.74/59,132.49 = 15,696.56/x
  3. Step 3: Cross multiply
    39,402.74x = 59,132.49 × 15,696.56
  4. Step 4: Simplify right side
    39,402.74x = 928,176,662.18
  5. Step 5: Solve for x
    x = 928,176,662.18/39,402.74
  6. Step 6: Final answer
    x = 23,556.15

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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.