Home / 22,089.40-30,480.60-14,934.88

Finding the Fourth Proportional to 22,089.40, 30,480.60 and 14,934.88

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Solution

The fourth proportional to 22,089.40, 30,480.60 and 14,934.88 is: 20,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,089.40 : 30,480.60 = 14,934.88 : x
  2. Step 2: Convert to fraction form
    22,089.40/30,480.60 = 14,934.88/x
  3. Step 3: Cross multiply
    22,089.40x = 30,480.60 × 14,934.88
  4. Step 4: Simplify right side
    22,089.40x = 455,224,103.33
  5. Step 5: Solve for x
    x = 455,224,103.33/22,089.40
  6. Step 6: Final answer
    x = 20,608.26

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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.