Home / 22,671.43-31,269.54-15,958.96

Finding the Fourth Proportional to 22,671.43, 31,269.54 and 15,958.96

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Solution

The fourth proportional to 22,671.43, 31,269.54 and 15,958.96 is: 22,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.43 : 31,269.54 = 15,958.96 : x
  2. Step 2: Convert to fraction form
    22,671.43/31,269.54 = 15,958.96/x
  3. Step 3: Cross multiply
    22,671.43x = 31,269.54 × 15,958.96
  4. Step 4: Simplify right side
    22,671.43x = 499,029,319.75
  5. Step 5: Solve for x
    x = 499,029,319.75/22,671.43
  6. Step 6: Final answer
    x = 22,011.38

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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.