Home / 27,352.62-37,742.94-15,415.02

Finding the Fourth Proportional to 27,352.62, 37,742.94 and 15,415.02

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Solution

The fourth proportional to 27,352.62, 37,742.94 and 15,415.02 is: 21,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,352.62 : 37,742.94 = 15,415.02 : x
  2. Step 2: Convert to fraction form
    27,352.62/37,742.94 = 15,415.02/x
  3. Step 3: Cross multiply
    27,352.62x = 37,742.94 × 15,415.02
  4. Step 4: Simplify right side
    27,352.62x = 581,808,174.96
  5. Step 5: Solve for x
    x = 581,808,174.96/27,352.62
  6. Step 6: Final answer
    x = 21,270.66

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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.