Home / 25,185.16-34,754.79-13,854.65

Finding the Fourth Proportional to 25,185.16, 34,754.79 and 13,854.65

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Solution

The fourth proportional to 25,185.16, 34,754.79 and 13,854.65 is: 19,119.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,185.16 : 34,754.79 = 13,854.65 : x
  2. Step 2: Convert to fraction form
    25,185.16/34,754.79 = 13,854.65/x
  3. Step 3: Cross multiply
    25,185.16x = 34,754.79 × 13,854.65
  4. Step 4: Simplify right side
    25,185.16x = 481,515,251.52
  5. Step 5: Solve for x
    x = 481,515,251.52/25,185.16
  6. Step 6: Final answer
    x = 19,119.01

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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.