Home / 25,184.75-34,755.72-13,853.66

Finding the Fourth Proportional to 25,184.75, 34,755.72 and 13,853.66

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Solution

The fourth proportional to 25,184.75, 34,755.72 and 13,853.66 is: 19,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.75 : 34,755.72 = 13,853.66 : x
  2. Step 2: Convert to fraction form
    25,184.75/34,755.72 = 13,853.66/x
  3. Step 3: Cross multiply
    25,184.75x = 34,755.72 × 13,853.66
  4. Step 4: Simplify right side
    25,184.75x = 481,493,927.94
  5. Step 5: Solve for x
    x = 481,493,927.94/25,184.75
  6. Step 6: Final answer
    x = 19,118.47

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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.