Home / 17,176.15-23,750.82-13,633.21

Finding the Fourth Proportional to 17,176.15, 23,750.82 and 13,633.21

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Solution

The fourth proportional to 17,176.15, 23,750.82 and 13,633.21 is: 18,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.15 : 23,750.82 = 13,633.21 : x
  2. Step 2: Convert to fraction form
    17,176.15/23,750.82 = 13,633.21/x
  3. Step 3: Cross multiply
    17,176.15x = 23,750.82 × 13,633.21
  4. Step 4: Simplify right side
    17,176.15x = 323,799,946.42
  5. Step 5: Solve for x
    x = 323,799,946.42/17,176.15
  6. Step 6: Final answer
    x = 18,851.72

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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.