Home / 49,366.96-68,130.06-28,146.76

Finding the Fourth Proportional to 49,366.96, 68,130.06 and 28,146.76

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Solution

The fourth proportional to 49,366.96, 68,130.06 and 28,146.76 is: 38,844.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,366.96 : 68,130.06 = 28,146.76 : x
  2. Step 2: Convert to fraction form
    49,366.96/68,130.06 = 28,146.76/x
  3. Step 3: Cross multiply
    49,366.96x = 68,130.06 × 28,146.76
  4. Step 4: Simplify right side
    49,366.96x = 1,917,640,447.61
  5. Step 5: Solve for x
    x = 1,917,640,447.61/49,366.96
  6. Step 6: Final answer
    x = 38,844.61

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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.