Home / 19,910.34-29,844.90-6,758.28

Finding the Fourth Proportional to 19,910.34, 29,844.90 and 6,758.28

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Solution

The fourth proportional to 19,910.34, 29,844.90 and 6,758.28 is: 10,130.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.34 : 29,844.90 = 6,758.28 : x
  2. Step 2: Convert to fraction form
    19,910.34/29,844.90 = 6,758.28/x
  3. Step 3: Cross multiply
    19,910.34x = 29,844.90 × 6,758.28
  4. Step 4: Simplify right side
    19,910.34x = 201,700,190.77
  5. Step 5: Solve for x
    x = 201,700,190.77/19,910.34
  6. Step 6: Final answer
    x = 10,130.42

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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.