Home / 26,319.36-39,474.56-7,847.04

Finding the Fourth Proportional to 26,319.36, 39,474.56 and 7,847.04

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Solution

The fourth proportional to 26,319.36, 39,474.56 and 7,847.04 is: 11,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.36 : 39,474.56 = 7,847.04 : x
  2. Step 2: Convert to fraction form
    26,319.36/39,474.56 = 7,847.04/x
  3. Step 3: Cross multiply
    26,319.36x = 39,474.56 × 7,847.04
  4. Step 4: Simplify right side
    26,319.36x = 309,758,451.30
  5. Step 5: Solve for x
    x = 309,758,451.30/26,319.36
  6. Step 6: Final answer
    x = 11,769.22

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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.