Home / 19,962.62-27,549.10-11,010.40

Finding the Fourth Proportional to 19,962.62, 27,549.10 and 11,010.40

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Solution

The fourth proportional to 19,962.62, 27,549.10 and 11,010.40 is: 15,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.62 : 27,549.10 = 11,010.40 : x
  2. Step 2: Convert to fraction form
    19,962.62/27,549.10 = 11,010.40/x
  3. Step 3: Cross multiply
    19,962.62x = 27,549.10 × 11,010.40
  4. Step 4: Simplify right side
    19,962.62x = 303,326,610.64
  5. Step 5: Solve for x
    x = 303,326,610.64/19,962.62
  6. Step 6: Final answer
    x = 15,194.73

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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.