Home / 26,366.70-39,538.51-7,894.38

Finding the Fourth Proportional to 26,366.70, 39,538.51 and 7,894.38

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Solution

The fourth proportional to 26,366.70, 39,538.51 and 7,894.38 is: 11,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.70 : 39,538.51 = 7,894.38 : x
  2. Step 2: Convert to fraction form
    26,366.70/39,538.51 = 7,894.38/x
  3. Step 3: Cross multiply
    26,366.70x = 39,538.51 × 7,894.38
  4. Step 4: Simplify right side
    26,366.70x = 312,132,022.57
  5. Step 5: Solve for x
    x = 312,132,022.57/26,366.70
  6. Step 6: Final answer
    x = 11,838.11

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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.