Home / 22,335.06-30,829.60-16,065.66

Finding the Fourth Proportional to 22,335.06, 30,829.60 and 16,065.66

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Solution

The fourth proportional to 22,335.06, 30,829.60 and 16,065.66 is: 22,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.06 : 30,829.60 = 16,065.66 : x
  2. Step 2: Convert to fraction form
    22,335.06/30,829.60 = 16,065.66/x
  3. Step 3: Cross multiply
    22,335.06x = 30,829.60 × 16,065.66
  4. Step 4: Simplify right side
    22,335.06x = 495,297,871.54
  5. Step 5: Solve for x
    x = 495,297,871.54/22,335.06
  6. Step 6: Final answer
    x = 22,175.80

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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.