Home / 19,619.33-29,424.87-6,468.62

Finding the Fourth Proportional to 19,619.33, 29,424.87 and 6,468.62

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Solution

The fourth proportional to 19,619.33, 29,424.87 and 6,468.62 is: 9,701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619.33 : 29,424.87 = 6,468.62 : x
  2. Step 2: Convert to fraction form
    19,619.33/29,424.87 = 6,468.62/x
  3. Step 3: Cross multiply
    19,619.33x = 29,424.87 × 6,468.62
  4. Step 4: Simplify right side
    19,619.33x = 190,338,155.46
  5. Step 5: Solve for x
    x = 190,338,155.46/19,619.33
  6. Step 6: Final answer
    x = 9,701.56

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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.