Home / 48,246.98-72,372.50-13,186.54

Finding the Fourth Proportional to 48,246.98, 72,372.50 and 13,186.54

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Solution

The fourth proportional to 48,246.98, 72,372.50 and 13,186.54 is: 19,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,246.98 : 72,372.50 = 13,186.54 : x
  2. Step 2: Convert to fraction form
    48,246.98/72,372.50 = 13,186.54/x
  3. Step 3: Cross multiply
    48,246.98x = 72,372.50 × 13,186.54
  4. Step 4: Simplify right side
    48,246.98x = 954,342,866.15
  5. Step 5: Solve for x
    x = 954,342,866.15/48,246.98
  6. Step 6: Final answer
    x = 19,780.36

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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.