Home / 48,644.66-72,967.19-13,584.21

Finding the Fourth Proportional to 48,644.66, 72,967.19 and 13,584.21

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Solution

The fourth proportional to 48,644.66, 72,967.19 and 13,584.21 is: 20,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,644.66 : 72,967.19 = 13,584.21 : x
  2. Step 2: Convert to fraction form
    48,644.66/72,967.19 = 13,584.21/x
  3. Step 3: Cross multiply
    48,644.66x = 72,967.19 × 13,584.21
  4. Step 4: Simplify right side
    48,644.66x = 991,201,564.15
  5. Step 5: Solve for x
    x = 991,201,564.15/48,644.66
  6. Step 6: Final answer
    x = 20,376.37

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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.