Home / 48,144.66-72,202.41-13,079.76

Finding the Fourth Proportional to 48,144.66, 72,202.41 and 13,079.76

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Solution

The fourth proportional to 48,144.66, 72,202.41 and 13,079.76 is: 19,615.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,144.66 : 72,202.41 = 13,079.76 : x
  2. Step 2: Convert to fraction form
    48,144.66/72,202.41 = 13,079.76/x
  3. Step 3: Cross multiply
    48,144.66x = 72,202.41 × 13,079.76
  4. Step 4: Simplify right side
    48,144.66x = 944,390,194.22
  5. Step 5: Solve for x
    x = 944,390,194.22/48,144.66
  6. Step 6: Final answer
    x = 19,615.68

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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.