Home / 39,269.59-58,883.42-20,504.21

Finding the Fourth Proportional to 39,269.59, 58,883.42 and 20,504.21

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Solution

The fourth proportional to 39,269.59, 58,883.42 and 20,504.21 is: 30,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,269.59 : 58,883.42 = 20,504.21 : x
  2. Step 2: Convert to fraction form
    39,269.59/58,883.42 = 20,504.21/x
  3. Step 3: Cross multiply
    39,269.59x = 58,883.42 × 20,504.21
  4. Step 4: Simplify right side
    39,269.59x = 1,207,358,009.20
  5. Step 5: Solve for x
    x = 1,207,358,009.20/39,269.59
  6. Step 6: Final answer
    x = 30,745.37

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1.5x scale

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.