Home / 26,457.24-39,685.62-7,989.24

Finding the Fourth Proportional to 26,457.24, 39,685.62 and 7,989.24

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Solution

The fourth proportional to 26,457.24, 39,685.62 and 7,989.24 is: 11,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457.24 : 39,685.62 = 7,989.24 : x
  2. Step 2: Convert to fraction form
    26,457.24/39,685.62 = 7,989.24/x
  3. Step 3: Cross multiply
    26,457.24x = 39,685.62 × 7,989.24
  4. Step 4: Simplify right side
    26,457.24x = 317,057,942.73
  5. Step 5: Solve for x
    x = 317,057,942.73/26,457.24
  6. Step 6: Final answer
    x = 11,983.79

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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.