Home / 33,831.40-50,747.10-33,140.20

Finding the Fourth Proportional to 33,831.40, 50,747.10 and 33,140.20

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Solution

The fourth proportional to 33,831.40, 50,747.10 and 33,140.20 is: 49,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,831.40 : 50,747.10 = 33,140.20 : x
  2. Step 2: Convert to fraction form
    33,831.40/50,747.10 = 33,140.20/x
  3. Step 3: Cross multiply
    33,831.40x = 50,747.10 × 33,140.20
  4. Step 4: Simplify right side
    33,831.40x = 1,681,769,043.42
  5. Step 5: Solve for x
    x = 1,681,769,043.42/33,831.40
  6. Step 6: Final answer
    x = 49,710.30

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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.