Home / 26,726.84-40,079.30-8,000.28

Finding the Fourth Proportional to 26,726.84, 40,079.30 and 8,000.28

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Solution

The fourth proportional to 26,726.84, 40,079.30 and 8,000.28 is: 11,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,726.84 : 40,079.30 = 8,000.28 : x
  2. Step 2: Convert to fraction form
    26,726.84/40,079.30 = 8,000.28/x
  3. Step 3: Cross multiply
    26,726.84x = 40,079.30 × 8,000.28
  4. Step 4: Simplify right side
    26,726.84x = 320,645,622.20
  5. Step 5: Solve for x
    x = 320,645,622.20/26,726.84
  6. Step 6: Final answer
    x = 11,997.14

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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.