Home / 18,024.79-27,036.36-6,179.61

Finding the Fourth Proportional to 18,024.79, 27,036.36 and 6,179.61

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Solution

The fourth proportional to 18,024.79, 27,036.36 and 6,179.61 is: 9,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.79 : 27,036.36 = 6,179.61 : x
  2. Step 2: Convert to fraction form
    18,024.79/27,036.36 = 6,179.61/x
  3. Step 3: Cross multiply
    18,024.79x = 27,036.36 × 6,179.61
  4. Step 4: Simplify right side
    18,024.79x = 167,073,994.54
  5. Step 5: Solve for x
    x = 167,073,994.54/18,024.79
  6. Step 6: Final answer
    x = 9,269.13

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1.5x scale

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.