Home / 21,752.51-32,628.38-8,246.28

Finding the Fourth Proportional to 21,752.51, 32,628.38 and 8,246.28

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Solution

The fourth proportional to 21,752.51, 32,628.38 and 8,246.28 is: 12,369.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,752.51 : 32,628.38 = 8,246.28 : x
  2. Step 2: Convert to fraction form
    21,752.51/32,628.38 = 8,246.28/x
  3. Step 3: Cross multiply
    21,752.51x = 32,628.38 × 8,246.28
  4. Step 4: Simplify right side
    21,752.51x = 269,062,757.43
  5. Step 5: Solve for x
    x = 269,062,757.43/21,752.51
  6. Step 6: Final answer
    x = 12,369.27

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Similar ratio
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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.