Home / 27,089.40-37,381.62-15,150.69

Finding the Fourth Proportional to 27,089.40, 37,381.62 and 15,150.69

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Solution

The fourth proportional to 27,089.40, 37,381.62 and 15,150.69 is: 20,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089.40 : 37,381.62 = 15,150.69 : x
  2. Step 2: Convert to fraction form
    27,089.40/37,381.62 = 15,150.69/x
  3. Step 3: Cross multiply
    27,089.40x = 37,381.62 × 15,150.69
  4. Step 4: Simplify right side
    27,089.40x = 566,357,336.32
  5. Step 5: Solve for x
    x = 566,357,336.32/27,089.40
  6. Step 6: Final answer
    x = 20,906.97

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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.