Home / 19,962.57-27,549.61-11,010.09

Finding the Fourth Proportional to 19,962.57, 27,549.61 and 11,010.09

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Solution

The fourth proportional to 19,962.57, 27,549.61 and 11,010.09 is: 15,194.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.57 : 27,549.61 = 11,010.09 : x
  2. Step 2: Convert to fraction form
    19,962.57/27,549.61 = 11,010.09/x
  3. Step 3: Cross multiply
    19,962.57x = 27,549.61 × 11,010.09
  4. Step 4: Simplify right side
    19,962.57x = 303,323,685.56
  5. Step 5: Solve for x
    x = 303,323,685.56/19,962.57
  6. Step 6: Final answer
    x = 15,194.62

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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.