Home / 23,820.82-32,872.18-13,210.22

Finding the Fourth Proportional to 23,820.82, 32,872.18 and 13,210.22

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Solution

The fourth proportional to 23,820.82, 32,872.18 and 13,210.22 is: 18,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.82 : 32,872.18 = 13,210.22 : x
  2. Step 2: Convert to fraction form
    23,820.82/32,872.18 = 13,210.22/x
  3. Step 3: Cross multiply
    23,820.82x = 32,872.18 × 13,210.22
  4. Step 4: Simplify right side
    23,820.82x = 434,248,729.68
  5. Step 5: Solve for x
    x = 434,248,729.68/23,820.82
  6. Step 6: Final answer
    x = 18,229.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.