Home / 17,541.82-26,415.97-12,645.91

Finding the Fourth Proportional to 17,541.82, 26,415.97 and 12,645.91

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Solution

The fourth proportional to 17,541.82, 26,415.97 and 12,645.91 is: 19,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,541.82 : 26,415.97 = 12,645.91 : x
  2. Step 2: Convert to fraction form
    17,541.82/26,415.97 = 12,645.91/x
  3. Step 3: Cross multiply
    17,541.82x = 26,415.97 × 12,645.91
  4. Step 4: Simplify right side
    17,541.82x = 334,053,979.18
  5. Step 5: Solve for x
    x = 334,053,979.18/17,541.82
  6. Step 6: Final answer
    x = 19,043.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.