Home / 19,346.54-29,010.09-8,965.58

Finding the Fourth Proportional to 19,346.54, 29,010.09 and 8,965.58

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Solution

The fourth proportional to 19,346.54, 29,010.09 and 8,965.58 is: 13,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,346.54 : 29,010.09 = 8,965.58 : x
  2. Step 2: Convert to fraction form
    19,346.54/29,010.09 = 8,965.58/x
  3. Step 3: Cross multiply
    19,346.54x = 29,010.09 × 8,965.58
  4. Step 4: Simplify right side
    19,346.54x = 260,092,282.70
  5. Step 5: Solve for x
    x = 260,092,282.70/19,346.54
  6. Step 6: Final answer
    x = 13,443.87

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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.