Home / 13,348.92-20,029.14-5,559.48

Finding the Fourth Proportional to 13,348.92, 20,029.14 and 5,559.48

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Solution

The fourth proportional to 13,348.92, 20,029.14 and 5,559.48 is: 8,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.92 : 20,029.14 = 5,559.48 : x
  2. Step 2: Convert to fraction form
    13,348.92/20,029.14 = 5,559.48/x
  3. Step 3: Cross multiply
    13,348.92x = 20,029.14 × 5,559.48
  4. Step 4: Simplify right side
    13,348.92x = 111,351,603.25
  5. Step 5: Solve for x
    x = 111,351,603.25/13,348.92
  6. Step 6: Final answer
    x = 8,341.62

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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.