Home / 26,515.89-36,592.16-15,186.42

Finding the Fourth Proportional to 26,515.89, 36,592.16 and 15,186.42

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Solution

The fourth proportional to 26,515.89, 36,592.16 and 15,186.42 is: 20,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.89 : 36,592.16 = 15,186.42 : x
  2. Step 2: Convert to fraction form
    26,515.89/36,592.16 = 15,186.42/x
  3. Step 3: Cross multiply
    26,515.89x = 36,592.16 × 15,186.42
  4. Step 4: Simplify right side
    26,515.89x = 555,703,834.54
  5. Step 5: Solve for x
    x = 555,703,834.54/26,515.89
  6. Step 6: Final answer
    x = 20,957.39

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Half scale
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Double scale
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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.