Home / 49,108.68-67,750.83-27,885.06

Finding the Fourth Proportional to 49,108.68, 67,750.83 and 27,885.06

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Solution

The fourth proportional to 49,108.68, 67,750.83 and 27,885.06 is: 38,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,108.68 : 67,750.83 = 27,885.06 : x
  2. Step 2: Convert to fraction form
    49,108.68/67,750.83 = 27,885.06/x
  3. Step 3: Cross multiply
    49,108.68x = 67,750.83 × 27,885.06
  4. Step 4: Simplify right side
    49,108.68x = 1,889,235,959.60
  5. Step 5: Solve for x
    x = 1,889,235,959.60/49,108.68
  6. Step 6: Final answer
    x = 38,470.51

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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.