Home / 49,725.12-68,608.92-28,210.11

Finding the Fourth Proportional to 49,725.12, 68,608.92 and 28,210.11

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Solution

The fourth proportional to 49,725.12, 68,608.92 and 28,210.11 is: 38,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,725.12 : 68,608.92 = 28,210.11 : x
  2. Step 2: Convert to fraction form
    49,725.12/68,608.92 = 28,210.11/x
  3. Step 3: Cross multiply
    49,725.12x = 68,608.92 × 28,210.11
  4. Step 4: Simplify right side
    49,725.12x = 1,935,465,180.18
  5. Step 5: Solve for x
    x = 1,935,465,180.18/49,725.12
  6. Step 6: Final answer
    x = 38,923.29

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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.