Home / 26,748.42-36,920.82-17,317.62

Finding the Fourth Proportional to 26,748.42, 36,920.82 and 17,317.62

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Solution

The fourth proportional to 26,748.42, 36,920.82 and 17,317.62 is: 23,903.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.42 : 36,920.82 = 17,317.62 : x
  2. Step 2: Convert to fraction form
    26,748.42/36,920.82 = 17,317.62/x
  3. Step 3: Cross multiply
    26,748.42x = 36,920.82 × 17,317.62
  4. Step 4: Simplify right side
    26,748.42x = 639,380,730.85
  5. Step 5: Solve for x
    x = 639,380,730.85/26,748.42
  6. Step 6: Final answer
    x = 23,903.50

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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.