Home / 26,257.62-39,300.14-19,983.76

Finding the Fourth Proportional to 26,257.62, 39,300.14 and 19,983.76

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Solution

The fourth proportional to 26,257.62, 39,300.14 and 19,983.76 is: 29,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,257.62 : 39,300.14 = 19,983.76 : x
  2. Step 2: Convert to fraction form
    26,257.62/39,300.14 = 19,983.76/x
  3. Step 3: Cross multiply
    26,257.62x = 39,300.14 × 19,983.76
  4. Step 4: Simplify right side
    26,257.62x = 785,364,565.73
  5. Step 5: Solve for x
    x = 785,364,565.73/26,257.62
  6. Step 6: Final answer
    x = 29,909.97

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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.