Home / 26,578.14-39,872.10-10,996.98

Finding the Fourth Proportional to 26,578.14, 39,872.10 and 10,996.98

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Solution

The fourth proportional to 26,578.14, 39,872.10 and 10,996.98 is: 16,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,578.14 : 39,872.10 = 10,996.98 : x
  2. Step 2: Convert to fraction form
    26,578.14/39,872.10 = 10,996.98/x
  3. Step 3: Cross multiply
    26,578.14x = 39,872.10 × 10,996.98
  4. Step 4: Simplify right side
    26,578.14x = 438,472,686.26
  5. Step 5: Solve for x
    x = 438,472,686.26/26,578.14
  6. Step 6: Final answer
    x = 16,497.49

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Half scale
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Double scale
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Similar ratio
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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.