Home / 38,876.66-58,302.69-12,575.25

Finding the Fourth Proportional to 38,876.66, 58,302.69 and 12,575.25

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Solution

The fourth proportional to 38,876.66, 58,302.69 and 12,575.25 is: 18,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,876.66 : 58,302.69 = 12,575.25 : x
  2. Step 2: Convert to fraction form
    38,876.66/58,302.69 = 12,575.25/x
  3. Step 3: Cross multiply
    38,876.66x = 58,302.69 × 12,575.25
  4. Step 4: Simplify right side
    38,876.66x = 733,170,855.27
  5. Step 5: Solve for x
    x = 733,170,855.27/38,876.66
  6. Step 6: Final answer
    x = 18,858.90

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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.