Home / 11,459.89-17,111.43-10,266.23

Finding the Fourth Proportional to 11,459.89, 17,111.43 and 10,266.23

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Solution

The fourth proportional to 11,459.89, 17,111.43 and 10,266.23 is: 15,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.89 : 17,111.43 = 10,266.23 : x
  2. Step 2: Convert to fraction form
    11,459.89/17,111.43 = 10,266.23/x
  3. Step 3: Cross multiply
    11,459.89x = 17,111.43 × 10,266.23
  4. Step 4: Simplify right side
    11,459.89x = 175,669,790.45
  5. Step 5: Solve for x
    x = 175,669,790.45/11,459.89
  6. Step 6: Final answer
    x = 15,329.10

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Half scale
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Double scale
Find fourth proportional to 11,460.89, 17,112.92 and 10,267.23
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.