Home / 26,601.90-39,902.85-15,521.10

Finding the Fourth Proportional to 26,601.90, 39,902.85 and 15,521.10

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Solution

The fourth proportional to 26,601.90, 39,902.85 and 15,521.10 is: 23,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,601.90 : 39,902.85 = 15,521.10 : x
  2. Step 2: Convert to fraction form
    26,601.90/39,902.85 = 15,521.10/x
  3. Step 3: Cross multiply
    26,601.90x = 39,902.85 × 15,521.10
  4. Step 4: Simplify right side
    26,601.90x = 619,336,125.14
  5. Step 5: Solve for x
    x = 619,336,125.14/26,601.90
  6. Step 6: Final answer
    x = 23,281.65

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Similar ratio
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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.