Home / 50,836.29-70,148.46-28,174.65

Finding the Fourth Proportional to 50,836.29, 70,148.46 and 28,174.65

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Solution

The fourth proportional to 50,836.29, 70,148.46 and 28,174.65 is: 38,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836.29 : 70,148.46 = 28,174.65 : x
  2. Step 2: Convert to fraction form
    50,836.29/70,148.46 = 28,174.65/x
  3. Step 3: Cross multiply
    50,836.29x = 70,148.46 × 28,174.65
  4. Step 4: Simplify right side
    50,836.29x = 1,976,408,308.54
  5. Step 5: Solve for x
    x = 1,976,408,308.54/50,836.29
  6. Step 6: Final answer
    x = 38,877.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.