Home / 11,240.70-16,775.54-9,995.16

Finding the Fourth Proportional to 11,240.70, 16,775.54 and 9,995.16

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Solution

The fourth proportional to 11,240.70, 16,775.54 and 9,995.16 is: 14,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.70 : 16,775.54 = 9,995.16 : x
  2. Step 2: Convert to fraction form
    11,240.70/16,775.54 = 9,995.16/x
  3. Step 3: Cross multiply
    11,240.70x = 16,775.54 × 9,995.16
  4. Step 4: Simplify right side
    11,240.70x = 167,674,206.39
  5. Step 5: Solve for x
    x = 167,674,206.39/11,240.70
  6. Step 6: Final answer
    x = 14,916.71

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Half scale
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Double scale
Find fourth proportional to 11,241.70, 16,777.03 and 9,996.16
Similar ratio
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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.