Home / 15,064.38-20,788.25-9,095.09

Finding the Fourth Proportional to 15,064.38, 20,788.25 and 9,095.09

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Solution

The fourth proportional to 15,064.38, 20,788.25 and 9,095.09 is: 12,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064.38 : 20,788.25 = 9,095.09 : x
  2. Step 2: Convert to fraction form
    15,064.38/20,788.25 = 9,095.09/x
  3. Step 3: Cross multiply
    15,064.38x = 20,788.25 × 9,095.09
  4. Step 4: Simplify right side
    15,064.38x = 189,070,855.28
  5. Step 5: Solve for x
    x = 189,070,855.28/15,064.38
  6. Step 6: Final answer
    x = 12,550.86

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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.