Home / 13,394.23-20,089.62-3,534.30

Finding the Fourth Proportional to 13,394.23, 20,089.62 and 3,534.30

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Solution

The fourth proportional to 13,394.23, 20,089.62 and 3,534.30 is: 5,301.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.23 : 20,089.62 = 3,534.30 : x
  2. Step 2: Convert to fraction form
    13,394.23/20,089.62 = 3,534.30/x
  3. Step 3: Cross multiply
    13,394.23x = 20,089.62 × 3,534.30
  4. Step 4: Simplify right side
    13,394.23x = 71,002,743.97
  5. Step 5: Solve for x
    x = 71,002,743.97/13,394.23
  6. Step 6: Final answer
    x = 5,301.00

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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.