Home / 48,634.54-72,945.66-13,098.70

Finding the Fourth Proportional to 48,634.54, 72,945.66 and 13,098.70

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Solution

The fourth proportional to 48,634.54, 72,945.66 and 13,098.70 is: 19,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.54 : 72,945.66 = 13,098.70 : x
  2. Step 2: Convert to fraction form
    48,634.54/72,945.66 = 13,098.70/x
  3. Step 3: Cross multiply
    48,634.54x = 72,945.66 × 13,098.70
  4. Step 4: Simplify right side
    48,634.54x = 955,493,316.64
  5. Step 5: Solve for x
    x = 955,493,316.64/48,634.54
  6. Step 6: Final answer
    x = 19,646.39

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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.