Home / 16,618.70-22,887.14-16,255.82

Finding the Fourth Proportional to 16,618.70, 22,887.14 and 16,255.82

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Solution

The fourth proportional to 16,618.70, 22,887.14 and 16,255.82 is: 22,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618.70 : 22,887.14 = 16,255.82 : x
  2. Step 2: Convert to fraction form
    16,618.70/22,887.14 = 16,255.82/x
  3. Step 3: Cross multiply
    16,618.70x = 22,887.14 × 16,255.82
  4. Step 4: Simplify right side
    16,618.70x = 372,049,228.15
  5. Step 5: Solve for x
    x = 372,049,228.15/16,618.70
  6. Step 6: Final answer
    x = 22,387.38

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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.