Home / 14,081.61-21,149.75-10,369.17

Finding the Fourth Proportional to 14,081.61, 21,149.75 and 10,369.17

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Solution

The fourth proportional to 14,081.61, 21,149.75 and 10,369.17 is: 15,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.61 : 21,149.75 = 10,369.17 : x
  2. Step 2: Convert to fraction form
    14,081.61/21,149.75 = 10,369.17/x
  3. Step 3: Cross multiply
    14,081.61x = 21,149.75 × 10,369.17
  4. Step 4: Simplify right side
    14,081.61x = 219,305,353.21
  5. Step 5: Solve for x
    x = 219,305,353.21/14,081.61
  6. Step 6: Final answer
    x = 15,573.88

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1.5x scale

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.