Home / 15,863.28-23,777.74-10,320.58

Finding the Fourth Proportional to 15,863.28, 23,777.74 and 10,320.58

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Solution

The fourth proportional to 15,863.28, 23,777.74 and 10,320.58 is: 15,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863.28 : 23,777.74 = 10,320.58 : x
  2. Step 2: Convert to fraction form
    15,863.28/23,777.74 = 10,320.58/x
  3. Step 3: Cross multiply
    15,863.28x = 23,777.74 × 10,320.58
  4. Step 4: Simplify right side
    15,863.28x = 245,400,067.89
  5. Step 5: Solve for x
    x = 245,400,067.89/15,863.28
  6. Step 6: Final answer
    x = 15,469.69

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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.