Home / 12,250.16-18,374.23-3,927.93

Finding the Fourth Proportional to 12,250.16, 18,374.23 and 3,927.93

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Solution

The fourth proportional to 12,250.16, 18,374.23 and 3,927.93 is: 5,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.16 : 18,374.23 = 3,927.93 : x
  2. Step 2: Convert to fraction form
    12,250.16/18,374.23 = 3,927.93/x
  3. Step 3: Cross multiply
    12,250.16x = 18,374.23 × 3,927.93
  4. Step 4: Simplify right side
    12,250.16x = 72,172,689.24
  5. Step 5: Solve for x
    x = 72,172,689.24/12,250.16
  6. Step 6: Final answer
    x = 5,891.57

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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.