Home / 17,043.40-25,443.41-14,418.28

Finding the Fourth Proportional to 17,043.40, 25,443.41 and 14,418.28

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Solution

The fourth proportional to 17,043.40, 25,443.41 and 14,418.28 is: 21,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,043.40 : 25,443.41 = 14,418.28 : x
  2. Step 2: Convert to fraction form
    17,043.40/25,443.41 = 14,418.28/x
  3. Step 3: Cross multiply
    17,043.40x = 25,443.41 × 14,418.28
  4. Step 4: Simplify right side
    17,043.40x = 366,850,209.53
  5. Step 5: Solve for x
    x = 366,850,209.53/17,043.40
  6. Step 6: Final answer
    x = 21,524.47

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.