Home / 26,679.35-36,834.68-17,123.36

Finding the Fourth Proportional to 26,679.35, 36,834.68 and 17,123.36

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Solution

The fourth proportional to 26,679.35, 36,834.68 and 17,123.36 is: 23,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.35 : 36,834.68 = 17,123.36 : x
  2. Step 2: Convert to fraction form
    26,679.35/36,834.68 = 17,123.36/x
  3. Step 3: Cross multiply
    26,679.35x = 36,834.68 × 17,123.36
  4. Step 4: Simplify right side
    26,679.35x = 630,733,344.76
  5. Step 5: Solve for x
    x = 630,733,344.76/26,679.35
  6. Step 6: Final answer
    x = 23,641.25

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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.