Home / 13,393.05-20,089.68-3,532.26

Finding the Fourth Proportional to 13,393.05, 20,089.68 and 3,532.26

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Solution

The fourth proportional to 13,393.05, 20,089.68 and 3,532.26 is: 5,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.05 : 20,089.68 = 3,532.26 : x
  2. Step 2: Convert to fraction form
    13,393.05/20,089.68 = 3,532.26/x
  3. Step 3: Cross multiply
    13,393.05x = 20,089.68 × 3,532.26
  4. Step 4: Simplify right side
    13,393.05x = 70,961,973.08
  5. Step 5: Solve for x
    x = 70,961,973.08/13,393.05
  6. Step 6: Final answer
    x = 5,298.42

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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.