Home / 16,877.38-25,331.50-8,563.12

Finding the Fourth Proportional to 16,877.38, 25,331.50 and 8,563.12

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Solution

The fourth proportional to 16,877.38, 25,331.50 and 8,563.12 is: 12,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.38 : 25,331.50 = 8,563.12 : x
  2. Step 2: Convert to fraction form
    16,877.38/25,331.50 = 8,563.12/x
  3. Step 3: Cross multiply
    16,877.38x = 25,331.50 × 8,563.12
  4. Step 4: Simplify right side
    16,877.38x = 216,916,674.28
  5. Step 5: Solve for x
    x = 216,916,674.28/16,877.38
  6. Step 6: Final answer
    x = 12,852.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.