Home / 12,373.61-17,052.68-8,788.73

Finding the Fourth Proportional to 12,373.61, 17,052.68 and 8,788.73

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Solution

The fourth proportional to 12,373.61, 17,052.68 and 8,788.73 is: 12,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.61 : 17,052.68 = 8,788.73 : x
  2. Step 2: Convert to fraction form
    12,373.61/17,052.68 = 8,788.73/x
  3. Step 3: Cross multiply
    12,373.61x = 17,052.68 × 8,788.73
  4. Step 4: Simplify right side
    12,373.61x = 149,871,315.03
  5. Step 5: Solve for x
    x = 149,871,315.03/12,373.61
  6. Step 6: Final answer
    x = 12,112.18

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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.