Home / 27,470.44-37,908.80-15,533.38

Finding the Fourth Proportional to 27,470.44, 37,908.80 and 15,533.38

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Solution

The fourth proportional to 27,470.44, 37,908.80 and 15,533.38 is: 21,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470.44 : 37,908.80 = 15,533.38 : x
  2. Step 2: Convert to fraction form
    27,470.44/37,908.80 = 15,533.38/x
  3. Step 3: Cross multiply
    27,470.44x = 37,908.80 × 15,533.38
  4. Step 4: Simplify right side
    27,470.44x = 588,851,795.74
  5. Step 5: Solve for x
    x = 588,851,795.74/27,470.44
  6. Step 6: Final answer
    x = 21,435.83

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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.