Home / 23,220.42-32,044.86-13,661.04

Finding the Fourth Proportional to 23,220.42, 32,044.86 and 13,661.04

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Solution

The fourth proportional to 23,220.42, 32,044.86 and 13,661.04 is: 18,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.42 : 32,044.86 = 13,661.04 : x
  2. Step 2: Convert to fraction form
    23,220.42/32,044.86 = 13,661.04/x
  3. Step 3: Cross multiply
    23,220.42x = 32,044.86 × 13,661.04
  4. Step 4: Simplify right side
    23,220.42x = 437,766,114.25
  5. Step 5: Solve for x
    x = 437,766,114.25/23,220.42
  6. Step 6: Final answer
    x = 18,852.64

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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.