Home / 26,512.31-39,768.26-6,521.71

Finding the Fourth Proportional to 26,512.31, 39,768.26 and 6,521.71

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Solution

The fourth proportional to 26,512.31, 39,768.26 and 6,521.71 is: 9,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.31 : 39,768.26 = 6,521.71 : x
  2. Step 2: Convert to fraction form
    26,512.31/39,768.26 = 6,521.71/x
  3. Step 3: Cross multiply
    26,512.31x = 39,768.26 × 6,521.71
  4. Step 4: Simplify right side
    26,512.31x = 259,356,827.47
  5. Step 5: Solve for x
    x = 259,356,827.47/26,512.31
  6. Step 6: Final answer
    x = 9,782.51

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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.