Home / 27,286.32-37,654.87-15,349.74

Finding the Fourth Proportional to 27,286.32, 37,654.87 and 15,349.74

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Solution

The fourth proportional to 27,286.32, 37,654.87 and 15,349.74 is: 21,182.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286.32 : 37,654.87 = 15,349.74 : x
  2. Step 2: Convert to fraction form
    27,286.32/37,654.87 = 15,349.74/x
  3. Step 3: Cross multiply
    27,286.32x = 37,654.87 × 15,349.74
  4. Step 4: Simplify right side
    27,286.32x = 577,992,464.23
  5. Step 5: Solve for x
    x = 577,992,464.23/27,286.32
  6. Step 6: Final answer
    x = 21,182.50

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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.