Home / 23,315.04-32,175.36-13,755.42

Finding the Fourth Proportional to 23,315.04, 32,175.36 and 13,755.42

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Solution

The fourth proportional to 23,315.04, 32,175.36 and 13,755.42 is: 18,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.04 : 32,175.36 = 13,755.42 : x
  2. Step 2: Convert to fraction form
    23,315.04/32,175.36 = 13,755.42/x
  3. Step 3: Cross multiply
    23,315.04x = 32,175.36 × 13,755.42
  4. Step 4: Simplify right side
    23,315.04x = 442,585,590.45
  5. Step 5: Solve for x
    x = 442,585,590.45/23,315.04
  6. Step 6: Final answer
    x = 18,982.84

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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.