Home / 26,687.06-40,030.61-6,965.58

Finding the Fourth Proportional to 26,687.06, 40,030.61 and 6,965.58

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Solution

The fourth proportional to 26,687.06, 40,030.61 and 6,965.58 is: 10,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.06 : 40,030.61 = 6,965.58 : x
  2. Step 2: Convert to fraction form
    26,687.06/40,030.61 = 6,965.58/x
  3. Step 3: Cross multiply
    26,687.06x = 40,030.61 × 6,965.58
  4. Step 4: Simplify right side
    26,687.06x = 278,836,381.58
  5. Step 5: Solve for x
    x = 278,836,381.58/26,687.06
  6. Step 6: Final answer
    x = 10,448.38

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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.