Home / 48,232.78-72,354.19-13,172.44

Finding the Fourth Proportional to 48,232.78, 72,354.19 and 13,172.44

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Solution

The fourth proportional to 48,232.78, 72,354.19 and 13,172.44 is: 19,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,232.78 : 72,354.19 = 13,172.44 : x
  2. Step 2: Convert to fraction form
    48,232.78/72,354.19 = 13,172.44/x
  3. Step 3: Cross multiply
    48,232.78x = 72,354.19 × 13,172.44
  4. Step 4: Simplify right side
    48,232.78x = 953,081,226.52
  5. Step 5: Solve for x
    x = 953,081,226.52/48,232.78
  6. Step 6: Final answer
    x = 19,760.03

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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.