Home / 16,108.01-22,230.40-8,938.60

Finding the Fourth Proportional to 16,108.01, 22,230.40 and 8,938.60

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Solution

The fourth proportional to 16,108.01, 22,230.40 and 8,938.60 is: 12,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,108.01 : 22,230.40 = 8,938.60 : x
  2. Step 2: Convert to fraction form
    16,108.01/22,230.40 = 8,938.60/x
  3. Step 3: Cross multiply
    16,108.01x = 22,230.40 × 8,938.60
  4. Step 4: Simplify right side
    16,108.01x = 198,708,717.32
  5. Step 5: Solve for x
    x = 198,708,717.32/16,108.01
  6. Step 6: Final answer
    x = 12,336.02

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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.