Home / 26,803.40-40,192.10-8,079.95

Finding the Fourth Proportional to 26,803.40, 40,192.10 and 8,079.95

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Solution

The fourth proportional to 26,803.40, 40,192.10 and 8,079.95 is: 12,116.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.40 : 40,192.10 = 8,079.95 : x
  2. Step 2: Convert to fraction form
    26,803.40/40,192.10 = 8,079.95/x
  3. Step 3: Cross multiply
    26,803.40x = 40,192.10 × 8,079.95
  4. Step 4: Simplify right side
    26,803.40x = 324,749,917.03
  5. Step 5: Solve for x
    x = 324,749,917.03/26,803.40
  6. Step 6: Final answer
    x = 12,116.00

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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.