Home / 12,265.19-18,400.50-4,474.00

Finding the Fourth Proportional to 12,265.19, 18,400.50 and 4,474.00

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Solution

The fourth proportional to 12,265.19, 18,400.50 and 4,474.00 is: 6,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265.19 : 18,400.50 = 4,474.00 : x
  2. Step 2: Convert to fraction form
    12,265.19/18,400.50 = 4,474.00/x
  3. Step 3: Cross multiply
    12,265.19x = 18,400.50 × 4,474.00
  4. Step 4: Simplify right side
    12,265.19x = 82,323,860.00
  5. Step 5: Solve for x
    x = 82,323,860.00/12,265.19
  6. Step 6: Final answer
    x = 6,711.99

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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.