Home / 25,719.93-38,575.91-9,922.65

Finding the Fourth Proportional to 25,719.93, 38,575.91 and 9,922.65

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Solution

The fourth proportional to 25,719.93, 38,575.91 and 9,922.65 is: 14,882.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,719.93 : 38,575.91 = 9,922.65 : x
  2. Step 2: Convert to fraction form
    25,719.93/38,575.91 = 9,922.65/x
  3. Step 3: Cross multiply
    25,719.93x = 38,575.91 × 9,922.65
  4. Step 4: Simplify right side
    25,719.93x = 382,775,308.64
  5. Step 5: Solve for x
    x = 382,775,308.64/25,719.93
  6. Step 6: Final answer
    x = 14,882.44

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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.