Home / 27,554.65-38,025.85-15,617.73

Finding the Fourth Proportional to 27,554.65, 38,025.85 and 15,617.73

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Solution

The fourth proportional to 27,554.65, 38,025.85 and 15,617.73 is: 21,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.65 : 38,025.85 = 15,617.73 : x
  2. Step 2: Convert to fraction form
    27,554.65/38,025.85 = 15,617.73/x
  3. Step 3: Cross multiply
    27,554.65x = 38,025.85 × 15,617.73
  4. Step 4: Simplify right side
    27,554.65x = 593,877,458.32
  5. Step 5: Solve for x
    x = 593,877,458.32/27,554.65
  6. Step 6: Final answer
    x = 21,552.71

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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.