Home / 26,808.38-40,216.70-8,085.95

Finding the Fourth Proportional to 26,808.38, 40,216.70 and 8,085.95

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Solution

The fourth proportional to 26,808.38, 40,216.70 and 8,085.95 is: 12,130.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.38 : 40,216.70 = 8,085.95 : x
  2. Step 2: Convert to fraction form
    26,808.38/40,216.70 = 8,085.95/x
  3. Step 3: Cross multiply
    26,808.38x = 40,216.70 × 8,085.95
  4. Step 4: Simplify right side
    26,808.38x = 325,190,225.37
  5. Step 5: Solve for x
    x = 325,190,225.37/26,808.38
  6. Step 6: Final answer
    x = 12,130.17

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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.