Home / 50,319.40-75,392.70-32,780.20

Finding the Fourth Proportional to 50,319.40, 75,392.70 and 32,780.20

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Solution

The fourth proportional to 50,319.40, 75,392.70 and 32,780.20 is: 49,114.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,319.40 : 75,392.70 = 32,780.20 : x
  2. Step 2: Convert to fraction form
    50,319.40/75,392.70 = 32,780.20/x
  3. Step 3: Cross multiply
    50,319.40x = 75,392.70 × 32,780.20
  4. Step 4: Simplify right side
    50,319.40x = 2,471,387,784.54
  5. Step 5: Solve for x
    x = 2,471,387,784.54/50,319.40
  6. Step 6: Final answer
    x = 49,114.02

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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.