Home / 39,818.30-59,542.88-30,831.84

Finding the Fourth Proportional to 39,818.30, 59,542.88 and 30,831.84

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Solution

The fourth proportional to 39,818.30, 59,542.88 and 30,831.84 is: 46,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.30 : 59,542.88 = 30,831.84 : x
  2. Step 2: Convert to fraction form
    39,818.30/59,542.88 = 30,831.84/x
  3. Step 3: Cross multiply
    39,818.30x = 59,542.88 × 30,831.84
  4. Step 4: Simplify right side
    39,818.30x = 1,835,816,395.14
  5. Step 5: Solve for x
    x = 1,835,816,395.14/39,818.30
  6. Step 6: Final answer
    x = 46,104.85

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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.