Home / 16,774.38-23,120.10-11,459.97

Finding the Fourth Proportional to 16,774.38, 23,120.10 and 11,459.97

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Solution

The fourth proportional to 16,774.38, 23,120.10 and 11,459.97 is: 15,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.38 : 23,120.10 = 11,459.97 : x
  2. Step 2: Convert to fraction form
    16,774.38/23,120.10 = 11,459.97/x
  3. Step 3: Cross multiply
    16,774.38x = 23,120.10 × 11,459.97
  4. Step 4: Simplify right side
    16,774.38x = 264,955,652.40
  5. Step 5: Solve for x
    x = 264,955,652.40/16,774.38
  6. Step 6: Final answer
    x = 15,795.26

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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.