Home / 27,316.88-37,697.24-15,380.27

Finding the Fourth Proportional to 27,316.88, 37,697.24 and 15,380.27

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Solution

The fourth proportional to 27,316.88, 37,697.24 and 15,380.27 is: 21,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.88 : 37,697.24 = 15,380.27 : x
  2. Step 2: Convert to fraction form
    27,316.88/37,697.24 = 15,380.27/x
  3. Step 3: Cross multiply
    27,316.88x = 37,697.24 × 15,380.27
  4. Step 4: Simplify right side
    27,316.88x = 579,793,464.07
  5. Step 5: Solve for x
    x = 579,793,464.07/27,316.88
  6. Step 6: Final answer
    x = 21,224.74

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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.