Home / 26,482.12-39,728.90-8,951.56

Finding the Fourth Proportional to 26,482.12, 39,728.90 and 8,951.56

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Solution

The fourth proportional to 26,482.12, 39,728.90 and 8,951.56 is: 13,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,482.12 : 39,728.90 = 8,951.56 : x
  2. Step 2: Convert to fraction form
    26,482.12/39,728.90 = 8,951.56/x
  3. Step 3: Cross multiply
    26,482.12x = 39,728.90 × 8,951.56
  4. Step 4: Simplify right side
    26,482.12x = 355,635,632.08
  5. Step 5: Solve for x
    x = 355,635,632.08/26,482.12
  6. Step 6: Final answer
    x = 13,429.27

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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.