Home / 49,498.40-74,132.40-33,831.20

Finding the Fourth Proportional to 49,498.40, 74,132.40 and 33,831.20

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Solution

The fourth proportional to 49,498.40, 74,132.40 and 33,831.20 is: 50,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,498.40 : 74,132.40 = 33,831.20 : x
  2. Step 2: Convert to fraction form
    49,498.40/74,132.40 = 33,831.20/x
  3. Step 3: Cross multiply
    49,498.40x = 74,132.40 × 33,831.20
  4. Step 4: Simplify right side
    49,498.40x = 2,507,988,050.88
  5. Step 5: Solve for x
    x = 2,507,988,050.88/49,498.40
  6. Step 6: Final answer
    x = 50,668.06

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1.5x scale

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.