Home / 26,027.29-38,981.65-20,369.66

Finding the Fourth Proportional to 26,027.29, 38,981.65 and 20,369.66

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Solution

The fourth proportional to 26,027.29, 38,981.65 and 20,369.66 is: 30,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,027.29 : 38,981.65 = 20,369.66 : x
  2. Step 2: Convert to fraction form
    26,027.29/38,981.65 = 20,369.66/x
  3. Step 3: Cross multiply
    26,027.29x = 38,981.65 × 20,369.66
  4. Step 4: Simplify right side
    26,027.29x = 794,043,079.66
  5. Step 5: Solve for x
    x = 794,043,079.66/26,027.29
  6. Step 6: Final answer
    x = 30,508.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.