Home / 49,437.39-68,228.49-28,219.85

Finding the Fourth Proportional to 49,437.39, 68,228.49 and 28,219.85

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Solution

The fourth proportional to 49,437.39, 68,228.49 and 28,219.85 is: 38,946.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,437.39 : 68,228.49 = 28,219.85 : x
  2. Step 2: Convert to fraction form
    49,437.39/68,228.49 = 28,219.85/x
  3. Step 3: Cross multiply
    49,437.39x = 68,228.49 × 28,219.85
  4. Step 4: Simplify right side
    49,437.39x = 1,925,397,412.38
  5. Step 5: Solve for x
    x = 1,925,397,412.38/49,437.39
  6. Step 6: Final answer
    x = 38,946.18

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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.