Home / 23,329.61-32,195.35-13,120.84

Finding the Fourth Proportional to 23,329.61, 32,195.35 and 13,120.84

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Solution

The fourth proportional to 23,329.61, 32,195.35 and 13,120.84 is: 18,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.61 : 32,195.35 = 13,120.84 : x
  2. Step 2: Convert to fraction form
    23,329.61/32,195.35 = 13,120.84/x
  3. Step 3: Cross multiply
    23,329.61x = 32,195.35 × 13,120.84
  4. Step 4: Simplify right side
    23,329.61x = 422,430,092.74
  5. Step 5: Solve for x
    x = 422,430,092.74/23,329.61
  6. Step 6: Final answer
    x = 18,107.03

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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.