Home / 27,189.54-37,521.42-15,089.91

Finding the Fourth Proportional to 27,189.54, 37,521.42 and 15,089.91

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Solution

The fourth proportional to 27,189.54, 37,521.42 and 15,089.91 is: 20,824.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189.54 : 37,521.42 = 15,089.91 : x
  2. Step 2: Convert to fraction form
    27,189.54/37,521.42 = 15,089.91/x
  3. Step 3: Cross multiply
    27,189.54x = 37,521.42 × 15,089.91
  4. Step 4: Simplify right side
    27,189.54x = 566,194,850.87
  5. Step 5: Solve for x
    x = 566,194,850.87/27,189.54
  6. Step 6: Final answer
    x = 20,824.00

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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.