Home / 16,668.70-22,956.15-16,305.82

Finding the Fourth Proportional to 16,668.70, 22,956.15 and 16,305.82

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Solution

The fourth proportional to 16,668.70, 22,956.15 and 16,305.82 is: 22,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.70 : 22,956.15 = 16,305.82 : x
  2. Step 2: Convert to fraction form
    16,668.70/22,956.15 = 16,305.82/x
  3. Step 3: Cross multiply
    16,668.70x = 22,956.15 × 16,305.82
  4. Step 4: Simplify right side
    16,668.70x = 374,318,849.79
  5. Step 5: Solve for x
    x = 374,318,849.79/16,668.70
  6. Step 6: Final answer
    x = 22,456.39

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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.