Home / 26,579.24-39,869.38-7,859.26

Finding the Fourth Proportional to 26,579.24, 39,869.38 and 7,859.26

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Solution

The fourth proportional to 26,579.24, 39,869.38 and 7,859.26 is: 11,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,579.24 : 39,869.38 = 7,859.26 : x
  2. Step 2: Convert to fraction form
    26,579.24/39,869.38 = 7,859.26/x
  3. Step 3: Cross multiply
    26,579.24x = 39,869.38 × 7,859.26
  4. Step 4: Simplify right side
    26,579.24x = 313,343,883.12
  5. Step 5: Solve for x
    x = 313,343,883.12/26,579.24
  6. Step 6: Final answer
    x = 11,789.05

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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.