Home / 18,024.40-27,036.49-7,350.72

Finding the Fourth Proportional to 18,024.40, 27,036.49 and 7,350.72

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Solution

The fourth proportional to 18,024.40, 27,036.49 and 7,350.72 is: 11,026.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.40 : 27,036.49 = 7,350.72 : x
  2. Step 2: Convert to fraction form
    18,024.40/27,036.49 = 7,350.72/x
  3. Step 3: Cross multiply
    18,024.40x = 27,036.49 × 7,350.72
  4. Step 4: Simplify right side
    18,024.40x = 198,737,667.77
  5. Step 5: Solve for x
    x = 198,737,667.77/18,024.40
  6. Step 6: Final answer
    x = 11,026.04

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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.