Home / 18,444.36-27,624.92-15,122.85

Finding the Fourth Proportional to 18,444.36, 27,624.92 and 15,122.85

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Solution

The fourth proportional to 18,444.36, 27,624.92 and 15,122.85 is: 22,650.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.36 : 27,624.92 = 15,122.85 : x
  2. Step 2: Convert to fraction form
    18,444.36/27,624.92 = 15,122.85/x
  3. Step 3: Cross multiply
    18,444.36x = 27,624.92 × 15,122.85
  4. Step 4: Simplify right side
    18,444.36x = 417,767,445.81
  5. Step 5: Solve for x
    x = 417,767,445.81/18,444.36
  6. Step 6: Final answer
    x = 22,650.15

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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.