Home / 48,066.73-72,108.40-21,422.19

Finding the Fourth Proportional to 48,066.73, 72,108.40 and 21,422.19

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Solution

The fourth proportional to 48,066.73, 72,108.40 and 21,422.19 is: 32,136.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,066.73 : 72,108.40 = 21,422.19 : x
  2. Step 2: Convert to fraction form
    48,066.73/72,108.40 = 21,422.19/x
  3. Step 3: Cross multiply
    48,066.73x = 72,108.40 × 21,422.19
  4. Step 4: Simplify right side
    48,066.73x = 1,544,719,431.30
  5. Step 5: Solve for x
    x = 1,544,719,431.30/48,066.73
  6. Step 6: Final answer
    x = 32,136.98

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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.