Home / 26,686.12-40,029.90-6,964.24

Finding the Fourth Proportional to 26,686.12, 40,029.90 and 6,964.24

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Solution

The fourth proportional to 26,686.12, 40,029.90 and 6,964.24 is: 10,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.12 : 40,029.90 = 6,964.24 : x
  2. Step 2: Convert to fraction form
    26,686.12/40,029.90 = 6,964.24/x
  3. Step 3: Cross multiply
    26,686.12x = 40,029.90 × 6,964.24
  4. Step 4: Simplify right side
    26,686.12x = 278,777,830.78
  5. Step 5: Solve for x
    x = 278,777,830.78/26,686.12
  6. Step 6: Final answer
    x = 10,446.55

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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.