Home / 26,569.62-36,667.89-15,391.62

Finding the Fourth Proportional to 26,569.62, 36,667.89 and 15,391.62

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Solution

The fourth proportional to 26,569.62, 36,667.89 and 15,391.62 is: 21,241.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,569.62 : 36,667.89 = 15,391.62 : x
  2. Step 2: Convert to fraction form
    26,569.62/36,667.89 = 15,391.62/x
  3. Step 3: Cross multiply
    26,569.62x = 36,667.89 × 15,391.62
  4. Step 4: Simplify right side
    26,569.62x = 564,378,229.08
  5. Step 5: Solve for x
    x = 564,378,229.08/26,569.62
  6. Step 6: Final answer
    x = 21,241.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.