Home / 48,688.16-67,186.56-27,469.28

Finding the Fourth Proportional to 48,688.16, 67,186.56 and 27,469.28

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Solution

The fourth proportional to 48,688.16, 67,186.56 and 27,469.28 is: 37,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,688.16 : 67,186.56 = 27,469.28 : x
  2. Step 2: Convert to fraction form
    48,688.16/67,186.56 = 27,469.28/x
  3. Step 3: Cross multiply
    48,688.16x = 67,186.56 × 27,469.28
  4. Step 4: Simplify right side
    48,688.16x = 1,845,566,428.88
  5. Step 5: Solve for x
    x = 1,845,566,428.88/48,688.16
  6. Step 6: Final answer
    x = 37,905.86

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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.