Home / 22,675.60-31,292.16-12,604.96

Finding the Fourth Proportional to 22,675.60, 31,292.16 and 12,604.96

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Solution

The fourth proportional to 22,675.60, 31,292.16 and 12,604.96 is: 17,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.60 : 31,292.16 = 12,604.96 : x
  2. Step 2: Convert to fraction form
    22,675.60/31,292.16 = 12,604.96/x
  3. Step 3: Cross multiply
    22,675.60x = 31,292.16 × 12,604.96
  4. Step 4: Simplify right side
    22,675.60x = 394,436,425.11
  5. Step 5: Solve for x
    x = 394,436,425.11/22,675.60
  6. Step 6: Final answer
    x = 17,394.75

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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.