Home / 13,526.36-20,290.68-3,532.43

Finding the Fourth Proportional to 13,526.36, 20,290.68 and 3,532.43

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Solution

The fourth proportional to 13,526.36, 20,290.68 and 3,532.43 is: 5,298.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.36 : 20,290.68 = 3,532.43 : x
  2. Step 2: Convert to fraction form
    13,526.36/20,290.68 = 3,532.43/x
  3. Step 3: Cross multiply
    13,526.36x = 20,290.68 × 3,532.43
  4. Step 4: Simplify right side
    13,526.36x = 71,675,305.30
  5. Step 5: Solve for x
    x = 71,675,305.30/13,526.36
  6. Step 6: Final answer
    x = 5,298.94

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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.