Home / 22,674.46-31,290.35-12,602.74

Finding the Fourth Proportional to 22,674.46, 31,290.35 and 12,602.74

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Solution

The fourth proportional to 22,674.46, 31,290.35 and 12,602.74 is: 17,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.46 : 31,290.35 = 12,602.74 : x
  2. Step 2: Convert to fraction form
    22,674.46/31,290.35 = 12,602.74/x
  3. Step 3: Cross multiply
    22,674.46x = 31,290.35 × 12,602.74
  4. Step 4: Simplify right side
    22,674.46x = 394,344,145.56
  5. Step 5: Solve for x
    x = 394,344,145.56/22,674.46
  6. Step 6: Final answer
    x = 17,391.56

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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.