Home / 22,905.30-34,299.60-15,090.42

Finding the Fourth Proportional to 22,905.30, 34,299.60 and 15,090.42

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Solution

The fourth proportional to 22,905.30, 34,299.60 and 15,090.42 is: 22,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.30 : 34,299.60 = 15,090.42 : x
  2. Step 2: Convert to fraction form
    22,905.30/34,299.60 = 15,090.42/x
  3. Step 3: Cross multiply
    22,905.30x = 34,299.60 × 15,090.42
  4. Step 4: Simplify right side
    22,905.30x = 517,595,369.83
  5. Step 5: Solve for x
    x = 517,595,369.83/22,905.30
  6. Step 6: Final answer
    x = 22,597.19

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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.