Home / 12,050.18-18,006.20-9,184.81

Finding the Fourth Proportional to 12,050.18, 18,006.20 and 9,184.81

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Solution

The fourth proportional to 12,050.18, 18,006.20 and 9,184.81 is: 13,724.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.18 : 18,006.20 = 9,184.81 : x
  2. Step 2: Convert to fraction form
    12,050.18/18,006.20 = 9,184.81/x
  3. Step 3: Cross multiply
    12,050.18x = 18,006.20 × 9,184.81
  4. Step 4: Simplify right side
    12,050.18x = 165,383,389.87
  5. Step 5: Solve for x
    x = 165,383,389.87/12,050.18
  6. Step 6: Final answer
    x = 13,724.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.