Home / 19,837.49-27,375.48-10,885.07

Finding the Fourth Proportional to 19,837.49, 27,375.48 and 10,885.07

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Solution

The fourth proportional to 19,837.49, 27,375.48 and 10,885.07 is: 15,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837.49 : 27,375.48 = 10,885.07 : x
  2. Step 2: Convert to fraction form
    19,837.49/27,375.48 = 10,885.07/x
  3. Step 3: Cross multiply
    19,837.49x = 27,375.48 × 10,885.07
  4. Step 4: Simplify right side
    19,837.49x = 297,984,084.52
  5. Step 5: Solve for x
    x = 297,984,084.52/19,837.49
  6. Step 6: Final answer
    x = 15,021.26

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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.