Home / 39,860.48-59,789.92-13,583.52

Finding the Fourth Proportional to 39,860.48, 59,789.92 and 13,583.52

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Solution

The fourth proportional to 39,860.48, 59,789.92 and 13,583.52 is: 20,375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,860.48 : 59,789.92 = 13,583.52 : x
  2. Step 2: Convert to fraction form
    39,860.48/59,789.92 = 13,583.52/x
  3. Step 3: Cross multiply
    39,860.48x = 59,789.92 × 13,583.52
  4. Step 4: Simplify right side
    39,860.48x = 812,157,574.12
  5. Step 5: Solve for x
    x = 812,157,574.12/39,860.48
  6. Step 6: Final answer
    x = 20,375.01

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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.