Home / 26,274.12-39,411.18-15,863.88

Finding the Fourth Proportional to 26,274.12, 39,411.18 and 15,863.88

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Solution

The fourth proportional to 26,274.12, 39,411.18 and 15,863.88 is: 23,795.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.12 : 39,411.18 = 15,863.88 : x
  2. Step 2: Convert to fraction form
    26,274.12/39,411.18 = 15,863.88/x
  3. Step 3: Cross multiply
    26,274.12x = 39,411.18 × 15,863.88
  4. Step 4: Simplify right side
    26,274.12x = 625,214,230.18
  5. Step 5: Solve for x
    x = 625,214,230.18/26,274.12
  6. Step 6: Final answer
    x = 23,795.82

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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.