Home / 48,266.88-66,585.78-30,371.76

Finding the Fourth Proportional to 48,266.88, 66,585.78 and 30,371.76

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Solution

The fourth proportional to 48,266.88, 66,585.78 and 30,371.76 is: 41,898.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,266.88 : 66,585.78 = 30,371.76 : x
  2. Step 2: Convert to fraction form
    48,266.88/66,585.78 = 30,371.76/x
  3. Step 3: Cross multiply
    48,266.88x = 66,585.78 × 30,371.76
  4. Step 4: Simplify right side
    48,266.88x = 2,022,327,329.57
  5. Step 5: Solve for x
    x = 2,022,327,329.57/48,266.88
  6. Step 6: Final answer
    x = 41,898.86

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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.