Home / 14,184.64-19,575.84-7,896.61

Finding the Fourth Proportional to 14,184.64, 19,575.84 and 7,896.61

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Solution

The fourth proportional to 14,184.64, 19,575.84 and 7,896.61 is: 10,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.64 : 19,575.84 = 7,896.61 : x
  2. Step 2: Convert to fraction form
    14,184.64/19,575.84 = 7,896.61/x
  3. Step 3: Cross multiply
    14,184.64x = 19,575.84 × 7,896.61
  4. Step 4: Simplify right side
    14,184.64x = 154,582,773.90
  5. Step 5: Solve for x
    x = 154,582,773.90/14,184.64
  6. Step 6: Final answer
    x = 10,897.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.