Home / 16,052.42-22,152.48-8,979.50

Finding the Fourth Proportional to 16,052.42, 22,152.48 and 8,979.50

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Solution

The fourth proportional to 16,052.42, 22,152.48 and 8,979.50 is: 12,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,052.42 : 22,152.48 = 8,979.50 : x
  2. Step 2: Convert to fraction form
    16,052.42/22,152.48 = 8,979.50/x
  3. Step 3: Cross multiply
    16,052.42x = 22,152.48 × 8,979.50
  4. Step 4: Simplify right side
    16,052.42x = 198,918,194.16
  5. Step 5: Solve for x
    x = 198,918,194.16/16,052.42
  6. Step 6: Final answer
    x = 12,391.79

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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.