Home / 50,842.82-70,167.29-28,188.92

Finding the Fourth Proportional to 50,842.82, 70,167.29 and 28,188.92

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Solution

The fourth proportional to 50,842.82, 70,167.29 and 28,188.92 is: 38,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,842.82 : 70,167.29 = 28,188.92 : x
  2. Step 2: Convert to fraction form
    50,842.82/70,167.29 = 28,188.92/x
  3. Step 3: Cross multiply
    50,842.82x = 70,167.29 × 28,188.92
  4. Step 4: Simplify right side
    50,842.82x = 1,977,940,158.90
  5. Step 5: Solve for x
    x = 1,977,940,158.90/50,842.82
  6. Step 6: Final answer
    x = 38,903.04

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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.