Home / 39,831.90-59,750.92-10,250.02

Finding the Fourth Proportional to 39,831.90, 59,750.92 and 10,250.02

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Solution

The fourth proportional to 39,831.90, 59,750.92 and 10,250.02 is: 15,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831.90 : 59,750.92 = 10,250.02 : x
  2. Step 2: Convert to fraction form
    39,831.90/59,750.92 = 10,250.02/x
  3. Step 3: Cross multiply
    39,831.90x = 59,750.92 × 10,250.02
  4. Step 4: Simplify right side
    39,831.90x = 612,448,125.02
  5. Step 5: Solve for x
    x = 612,448,125.02/39,831.90
  6. Step 6: Final answer
    x = 15,375.82

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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.