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Finding the Fourth Proportional to 54,937, 82,401.36 and 17,495.56

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Solution

The fourth proportional to 54,937, 82,401.36 and 17,495.56 is: 26,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,937 : 82,401.36 = 17,495.56 : x
  2. Step 2: Convert to fraction form
    54,937/82,401.36 = 17,495.56/x
  3. Step 3: Cross multiply
    54,937x = 82,401.36 × 17,495.56
  4. Step 4: Simplify right side
    54,937x = 1,441,657,937.96
  5. Step 5: Solve for x
    x = 1,441,657,937.96/54,937
  6. Step 6: Final answer
    x = 26,242.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.