Home / 26,426.68-39,644.12-8,895.12

Finding the Fourth Proportional to 26,426.68, 39,644.12 and 8,895.12

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Solution

The fourth proportional to 26,426.68, 39,644.12 and 8,895.12 is: 13,344.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.68 : 39,644.12 = 8,895.12 : x
  2. Step 2: Convert to fraction form
    26,426.68/39,644.12 = 8,895.12/x
  3. Step 3: Cross multiply
    26,426.68x = 39,644.12 × 8,895.12
  4. Step 4: Simplify right side
    26,426.68x = 352,639,204.69
  5. Step 5: Solve for x
    x = 352,639,204.69/26,426.68
  6. Step 6: Final answer
    x = 13,344.06

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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.