Home / 27,198.55-37,533.89-15,261.86

Finding the Fourth Proportional to 27,198.55, 37,533.89 and 15,261.86

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Solution

The fourth proportional to 27,198.55, 37,533.89 and 15,261.86 is: 21,061.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,198.55 : 37,533.89 = 15,261.86 : x
  2. Step 2: Convert to fraction form
    27,198.55/37,533.89 = 15,261.86/x
  3. Step 3: Cross multiply
    27,198.55x = 37,533.89 × 15,261.86
  4. Step 4: Simplify right side
    27,198.55x = 572,836,923.91
  5. Step 5: Solve for x
    x = 572,836,923.91/27,198.55
  6. Step 6: Final answer
    x = 21,061.31

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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.