Home / 26,678.85-36,821.91-17,588.26

Finding the Fourth Proportional to 26,678.85, 36,821.91 and 17,588.26

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Solution

The fourth proportional to 26,678.85, 36,821.91 and 17,588.26 is: 24,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.85 : 36,821.91 = 17,588.26 : x
  2. Step 2: Convert to fraction form
    26,678.85/36,821.91 = 17,588.26/x
  3. Step 3: Cross multiply
    26,678.85x = 36,821.91 × 17,588.26
  4. Step 4: Simplify right side
    26,678.85x = 647,633,054.73
  5. Step 5: Solve for x
    x = 647,633,054.73/26,678.85
  6. Step 6: Final answer
    x = 24,275.15

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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.