Home / 11,507.41-17,176.98-10,662.31

Finding the Fourth Proportional to 11,507.41, 17,176.98 and 10,662.31

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Solution

The fourth proportional to 11,507.41, 17,176.98 and 10,662.31 is: 15,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,507.41 : 17,176.98 = 10,662.31 : x
  2. Step 2: Convert to fraction form
    11,507.41/17,176.98 = 10,662.31/x
  3. Step 3: Cross multiply
    11,507.41x = 17,176.98 × 10,662.31
  4. Step 4: Simplify right side
    11,507.41x = 183,146,285.62
  5. Step 5: Solve for x
    x = 183,146,285.62/11,507.41
  6. Step 6: Final answer
    x = 15,915.51

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.