Home / 49,018.28-67,626.90-28,862.84

Finding the Fourth Proportional to 49,018.28, 67,626.90 and 28,862.84

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Solution

The fourth proportional to 49,018.28, 67,626.90 and 28,862.84 is: 39,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.28 : 67,626.90 = 28,862.84 : x
  2. Step 2: Convert to fraction form
    49,018.28/67,626.90 = 28,862.84/x
  3. Step 3: Cross multiply
    49,018.28x = 67,626.90 × 28,862.84
  4. Step 4: Simplify right side
    49,018.28x = 1,951,904,394.40
  5. Step 5: Solve for x
    x = 1,951,904,394.40/49,018.28
  6. Step 6: Final answer
    x = 39,819.93

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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.