Home / 15,419.05-23,138.10-6,057.42

Finding the Fourth Proportional to 15,419.05, 23,138.10 and 6,057.42

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Solution

The fourth proportional to 15,419.05, 23,138.10 and 6,057.42 is: 9,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.05 : 23,138.10 = 6,057.42 : x
  2. Step 2: Convert to fraction form
    15,419.05/23,138.10 = 6,057.42/x
  3. Step 3: Cross multiply
    15,419.05x = 23,138.10 × 6,057.42
  4. Step 4: Simplify right side
    15,419.05x = 140,157,264.28
  5. Step 5: Solve for x
    x = 140,157,264.28/15,419.05
  6. Step 6: Final answer
    x = 9,089.87

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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.