Home / 13,349.48-20,025.36-3,488.75

Finding the Fourth Proportional to 13,349.48, 20,025.36 and 3,488.75

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Solution

The fourth proportional to 13,349.48, 20,025.36 and 3,488.75 is: 5,233.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.48 : 20,025.36 = 3,488.75 : x
  2. Step 2: Convert to fraction form
    13,349.48/20,025.36 = 3,488.75/x
  3. Step 3: Cross multiply
    13,349.48x = 20,025.36 × 3,488.75
  4. Step 4: Simplify right side
    13,349.48x = 69,863,374.57
  5. Step 5: Solve for x
    x = 69,863,374.57/13,349.48
  6. Step 6: Final answer
    x = 5,233.42

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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.