Home / 26,150.85-39,221.73-7,426.51

Finding the Fourth Proportional to 26,150.85, 39,221.73 and 7,426.51

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Solution

The fourth proportional to 26,150.85, 39,221.73 and 7,426.51 is: 11,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,150.85 : 39,221.73 = 7,426.51 : x
  2. Step 2: Convert to fraction form
    26,150.85/39,221.73 = 7,426.51/x
  3. Step 3: Cross multiply
    26,150.85x = 39,221.73 × 7,426.51
  4. Step 4: Simplify right side
    26,150.85x = 291,280,472.01
  5. Step 5: Solve for x
    x = 291,280,472.01/26,150.85
  6. Step 6: Final answer
    x = 11,138.47

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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.