Home / 27,336.14-37,723.10-15,399.21

Finding the Fourth Proportional to 27,336.14, 37,723.10 and 15,399.21

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Solution

The fourth proportional to 27,336.14, 37,723.10 and 15,399.21 is: 21,250.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,336.14 : 37,723.10 = 15,399.21 : x
  2. Step 2: Convert to fraction form
    27,336.14/37,723.10 = 15,399.21/x
  3. Step 3: Cross multiply
    27,336.14x = 37,723.10 × 15,399.21
  4. Step 4: Simplify right side
    27,336.14x = 580,905,938.75
  5. Step 5: Solve for x
    x = 580,905,938.75/27,336.14
  6. Step 6: Final answer
    x = 21,250.47

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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.