Home / 16,529.12-22,810.10-8,975.38

Finding the Fourth Proportional to 16,529.12, 22,810.10 and 8,975.38

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Solution

The fourth proportional to 16,529.12, 22,810.10 and 8,975.38 is: 12,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.12 : 22,810.10 = 8,975.38 : x
  2. Step 2: Convert to fraction form
    16,529.12/22,810.10 = 8,975.38/x
  3. Step 3: Cross multiply
    16,529.12x = 22,810.10 × 8,975.38
  4. Step 4: Simplify right side
    16,529.12x = 204,729,300.05
  5. Step 5: Solve for x
    x = 204,729,300.05/16,529.12
  6. Step 6: Final answer
    x = 12,385.98

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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.