Home / 15,694.87-21,650.92-10,023.65

Finding the Fourth Proportional to 15,694.87, 21,650.92 and 10,023.65

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Solution

The fourth proportional to 15,694.87, 21,650.92 and 10,023.65 is: 13,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,694.87 : 21,650.92 = 10,023.65 : x
  2. Step 2: Convert to fraction form
    15,694.87/21,650.92 = 10,023.65/x
  3. Step 3: Cross multiply
    15,694.87x = 21,650.92 × 10,023.65
  4. Step 4: Simplify right side
    15,694.87x = 217,021,273.33
  5. Step 5: Solve for x
    x = 217,021,273.33/15,694.87
  6. Step 6: Final answer
    x = 13,827.53

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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.