Home / 41,420.57-62,133.08-13,338.57

Finding the Fourth Proportional to 41,420.57, 62,133.08 and 13,338.57

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Solution

The fourth proportional to 41,420.57, 62,133.08 and 13,338.57 is: 20,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.57 : 62,133.08 = 13,338.57 : x
  2. Step 2: Convert to fraction form
    41,420.57/62,133.08 = 13,338.57/x
  3. Step 3: Cross multiply
    41,420.57x = 62,133.08 × 13,338.57
  4. Step 4: Simplify right side
    41,420.57x = 828,766,603.20
  5. Step 5: Solve for x
    x = 828,766,603.20/41,420.57
  6. Step 6: Final answer
    x = 20,008.58

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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.