Home / 27,314.42-37,694.90-15,215.99

Finding the Fourth Proportional to 27,314.42, 37,694.90 and 15,215.99

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Solution

The fourth proportional to 27,314.42, 37,694.90 and 15,215.99 is: 20,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.42 : 37,694.90 = 15,215.99 : x
  2. Step 2: Convert to fraction form
    27,314.42/37,694.90 = 15,215.99/x
  3. Step 3: Cross multiply
    27,314.42x = 37,694.90 × 15,215.99
  4. Step 4: Simplify right side
    27,314.42x = 573,565,071.02
  5. Step 5: Solve for x
    x = 573,565,071.02/27,314.42
  6. Step 6: Final answer
    x = 20,998.62

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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.