Home / 26,226.30-39,355.85-10,643.93

Finding the Fourth Proportional to 26,226.30, 39,355.85 and 10,643.93

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Solution

The fourth proportional to 26,226.30, 39,355.85 and 10,643.93 is: 15,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.30 : 39,355.85 = 10,643.93 : x
  2. Step 2: Convert to fraction form
    26,226.30/39,355.85 = 10,643.93/x
  3. Step 3: Cross multiply
    26,226.30x = 39,355.85 × 10,643.93
  4. Step 4: Simplify right side
    26,226.30x = 418,900,662.49
  5. Step 5: Solve for x
    x = 418,900,662.49/26,226.30
  6. Step 6: Final answer
    x = 15,972.54

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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.