Home / 26,439.74-39,659.06-6,449.30

Finding the Fourth Proportional to 26,439.74, 39,659.06 and 6,449.30

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Solution

The fourth proportional to 26,439.74, 39,659.06 and 6,449.30 is: 9,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.74 : 39,659.06 = 6,449.30 : x
  2. Step 2: Convert to fraction form
    26,439.74/39,659.06 = 6,449.30/x
  3. Step 3: Cross multiply
    26,439.74x = 39,659.06 × 6,449.30
  4. Step 4: Simplify right side
    26,439.74x = 255,773,093.84
  5. Step 5: Solve for x
    x = 255,773,093.84/26,439.74
  6. Step 6: Final answer
    x = 9,673.81

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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.