Home / 29,219.78-43,771.98-19,329.14

Finding the Fourth Proportional to 29,219.78, 43,771.98 and 19,329.14

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Solution

The fourth proportional to 29,219.78, 43,771.98 and 19,329.14 is: 28,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219.78 : 43,771.98 = 19,329.14 : x
  2. Step 2: Convert to fraction form
    29,219.78/43,771.98 = 19,329.14/x
  3. Step 3: Cross multiply
    29,219.78x = 43,771.98 × 19,329.14
  4. Step 4: Simplify right side
    29,219.78x = 846,074,729.50
  5. Step 5: Solve for x
    x = 846,074,729.50/29,219.78
  6. Step 6: Final answer
    x = 28,955.55

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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.