Home / 48,278.44-72,417.66-13,217.80

Finding the Fourth Proportional to 48,278.44, 72,417.66 and 13,217.80

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Solution

The fourth proportional to 48,278.44, 72,417.66 and 13,217.80 is: 19,826.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,278.44 : 72,417.66 = 13,217.80 : x
  2. Step 2: Convert to fraction form
    48,278.44/72,417.66 = 13,217.80/x
  3. Step 3: Cross multiply
    48,278.44x = 72,417.66 × 13,217.80
  4. Step 4: Simplify right side
    48,278.44x = 957,202,146.35
  5. Step 5: Solve for x
    x = 957,202,146.35/48,278.44
  6. Step 6: Final answer
    x = 19,826.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.