Home / 19,838.03-29,756.90-5,046.75

Finding the Fourth Proportional to 19,838.03, 29,756.90 and 5,046.75

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Solution

The fourth proportional to 19,838.03, 29,756.90 and 5,046.75 is: 7,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.03 : 29,756.90 = 5,046.75 : x
  2. Step 2: Convert to fraction form
    19,838.03/29,756.90 = 5,046.75/x
  3. Step 3: Cross multiply
    19,838.03x = 29,756.90 × 5,046.75
  4. Step 4: Simplify right side
    19,838.03x = 150,175,635.08
  5. Step 5: Solve for x
    x = 150,175,635.08/19,838.03
  6. Step 6: Final answer
    x = 7,570.09

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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.