Home / 55,134.48-82,715.58-17,697.90

Finding the Fourth Proportional to 55,134.48, 82,715.58 and 17,697.90

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Solution

The fourth proportional to 55,134.48, 82,715.58 and 17,697.90 is: 26,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134.48 : 82,715.58 = 17,697.90 : x
  2. Step 2: Convert to fraction form
    55,134.48/82,715.58 = 17,697.90/x
  3. Step 3: Cross multiply
    55,134.48x = 82,715.58 × 17,697.90
  4. Step 4: Simplify right side
    55,134.48x = 1,463,892,063.28
  5. Step 5: Solve for x
    x = 1,463,892,063.28/55,134.48
  6. Step 6: Final answer
    x = 26,551.30

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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.