Home / 39,937.70-59,884.06-13,269.42

Finding the Fourth Proportional to 39,937.70, 59,884.06 and 13,269.42

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Solution

The fourth proportional to 39,937.70, 59,884.06 and 13,269.42 is: 19,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937.70 : 59,884.06 = 13,269.42 : x
  2. Step 2: Convert to fraction form
    39,937.70/59,884.06 = 13,269.42/x
  3. Step 3: Cross multiply
    39,937.70x = 59,884.06 × 13,269.42
  4. Step 4: Simplify right side
    39,937.70x = 794,626,743.45
  5. Step 5: Solve for x
    x = 794,626,743.45/39,937.70
  6. Step 6: Final answer
    x = 19,896.66

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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.