Home / 49,261.19-67,980.52-28,040.46

Finding the Fourth Proportional to 49,261.19, 67,980.52 and 28,040.46

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Solution

The fourth proportional to 49,261.19, 67,980.52 and 28,040.46 is: 38,695.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,261.19 : 67,980.52 = 28,040.46 : x
  2. Step 2: Convert to fraction form
    49,261.19/67,980.52 = 28,040.46/x
  3. Step 3: Cross multiply
    49,261.19x = 67,980.52 × 28,040.46
  4. Step 4: Simplify right side
    49,261.19x = 1,906,204,641.84
  5. Step 5: Solve for x
    x = 1,906,204,641.84/49,261.19
  6. Step 6: Final answer
    x = 38,695.87

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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.