Home / 13,538.25-20,298.74-6,504.27

Finding the Fourth Proportional to 13,538.25, 20,298.74 and 6,504.27

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Solution

The fourth proportional to 13,538.25, 20,298.74 and 6,504.27 is: 9,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,538.25 : 20,298.74 = 6,504.27 : x
  2. Step 2: Convert to fraction form
    13,538.25/20,298.74 = 6,504.27/x
  3. Step 3: Cross multiply
    13,538.25x = 20,298.74 × 6,504.27
  4. Step 4: Simplify right side
    13,538.25x = 132,028,553.61
  5. Step 5: Solve for x
    x = 132,028,553.61/13,538.25
  6. Step 6: Final answer
    x = 9,752.26

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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.