Home / 21,334.09-32,001.33-8,183.35

Finding the Fourth Proportional to 21,334.09, 32,001.33 and 8,183.35

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Solution

The fourth proportional to 21,334.09, 32,001.33 and 8,183.35 is: 12,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334.09 : 32,001.33 = 8,183.35 : x
  2. Step 2: Convert to fraction form
    21,334.09/32,001.33 = 8,183.35/x
  3. Step 3: Cross multiply
    21,334.09x = 32,001.33 × 8,183.35
  4. Step 4: Simplify right side
    21,334.09x = 261,878,083.86
  5. Step 5: Solve for x
    x = 261,878,083.86/21,334.09
  6. Step 6: Final answer
    x = 12,275.10

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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.