Home / 27,773.46-38,329.74-15,833.52

Finding the Fourth Proportional to 27,773.46, 38,329.74 and 15,833.52

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Solution

The fourth proportional to 27,773.46, 38,329.74 and 15,833.52 is: 21,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.46 : 38,329.74 = 15,833.52 : x
  2. Step 2: Convert to fraction form
    27,773.46/38,329.74 = 15,833.52/x
  3. Step 3: Cross multiply
    27,773.46x = 38,329.74 × 15,833.52
  4. Step 4: Simplify right side
    27,773.46x = 606,894,704.88
  5. Step 5: Solve for x
    x = 606,894,704.88/27,773.46
  6. Step 6: Final answer
    x = 21,851.61

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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.