Home / 49,238.38-67,948.10-28,017.19

Finding the Fourth Proportional to 49,238.38, 67,948.10 and 28,017.19

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Solution

The fourth proportional to 49,238.38, 67,948.10 and 28,017.19 is: 38,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,238.38 : 67,948.10 = 28,017.19 : x
  2. Step 2: Convert to fraction form
    49,238.38/67,948.10 = 28,017.19/x
  3. Step 3: Cross multiply
    49,238.38x = 67,948.10 × 28,017.19
  4. Step 4: Simplify right side
    49,238.38x = 1,903,714,687.75
  5. Step 5: Solve for x
    x = 1,903,714,687.75/49,238.38
  6. Step 6: Final answer
    x = 38,663.23

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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.