Home / 27,456.44-37,884.90-15,357.14

Finding the Fourth Proportional to 27,456.44, 37,884.90 and 15,357.14

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Solution

The fourth proportional to 27,456.44, 37,884.90 and 15,357.14 is: 21,190.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.44 : 37,884.90 = 15,357.14 : x
  2. Step 2: Convert to fraction form
    27,456.44/37,884.90 = 15,357.14/x
  3. Step 3: Cross multiply
    27,456.44x = 37,884.90 × 15,357.14
  4. Step 4: Simplify right side
    27,456.44x = 581,803,713.19
  5. Step 5: Solve for x
    x = 581,803,713.19/27,456.44
  6. Step 6: Final answer
    x = 21,190.06

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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.