Home / 26,153.91-36,092.17-14,217.21

Finding the Fourth Proportional to 26,153.91, 36,092.17 and 14,217.21

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Solution

The fourth proportional to 26,153.91, 36,092.17 and 14,217.21 is: 19,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.91 : 36,092.17 = 14,217.21 : x
  2. Step 2: Convert to fraction form
    26,153.91/36,092.17 = 14,217.21/x
  3. Step 3: Cross multiply
    26,153.91x = 36,092.17 × 14,217.21
  4. Step 4: Simplify right side
    26,153.91x = 513,129,960.25
  5. Step 5: Solve for x
    x = 513,129,960.25/26,153.91
  6. Step 6: Final answer
    x = 19,619.63

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1.5x scale

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.