Home / 25,184.11-34,753.34-13,853.61

Finding the Fourth Proportional to 25,184.11, 34,753.34 and 13,853.61

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Solution

The fourth proportional to 25,184.11, 34,753.34 and 13,853.61 is: 19,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.11 : 34,753.34 = 13,853.61 : x
  2. Step 2: Convert to fraction form
    25,184.11/34,753.34 = 13,853.61/x
  3. Step 3: Cross multiply
    25,184.11x = 34,753.34 × 13,853.61
  4. Step 4: Simplify right side
    25,184.11x = 481,459,218.56
  5. Step 5: Solve for x
    x = 481,459,218.56/25,184.11
  6. Step 6: Final answer
    x = 19,117.58

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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.