Home / 16,052.73-22,151.56-8,977.78

Finding the Fourth Proportional to 16,052.73, 22,151.56 and 8,977.78

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Solution

The fourth proportional to 16,052.73, 22,151.56 and 8,977.78 is: 12,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.73 : 22,151.56 = 8,977.78 : x
  2. Step 2: Convert to fraction form
    16,052.73/22,151.56 = 8,977.78/x
  3. Step 3: Cross multiply
    16,052.73x = 22,151.56 × 8,977.78
  4. Step 4: Simplify right side
    16,052.73x = 198,871,837.58
  5. Step 5: Solve for x
    x = 198,871,837.58/16,052.73
  6. Step 6: Final answer
    x = 12,388.66

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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.