Home / 23,784.88-32,823.13-13,175.20

Finding the Fourth Proportional to 23,784.88, 32,823.13 and 13,175.20

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Solution

The fourth proportional to 23,784.88, 32,823.13 and 13,175.20 is: 18,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,784.88 : 32,823.13 = 13,175.20 : x
  2. Step 2: Convert to fraction form
    23,784.88/32,823.13 = 13,175.20/x
  3. Step 3: Cross multiply
    23,784.88x = 32,823.13 × 13,175.20
  4. Step 4: Simplify right side
    23,784.88x = 432,451,138.26
  5. Step 5: Solve for x
    x = 432,451,138.26/23,784.88
  6. Step 6: Final answer
    x = 18,181.77

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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.