Home / 27,468.74-37,905.36-15,534.48

Finding the Fourth Proportional to 27,468.74, 37,905.36 and 15,534.48

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Solution

The fourth proportional to 27,468.74, 37,905.36 and 15,534.48 is: 21,436.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,468.74 : 37,905.36 = 15,534.48 : x
  2. Step 2: Convert to fraction form
    27,468.74/37,905.36 = 15,534.48/x
  3. Step 3: Cross multiply
    27,468.74x = 37,905.36 × 15,534.48
  4. Step 4: Simplify right side
    27,468.74x = 588,840,056.81
  5. Step 5: Solve for x
    x = 588,840,056.81/27,468.74
  6. Step 6: Final answer
    x = 21,436.73

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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.