Home / 16,054.38-22,154.99-8,980.92

Finding the Fourth Proportional to 16,054.38, 22,154.99 and 8,980.92

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Solution

The fourth proportional to 16,054.38, 22,154.99 and 8,980.92 is: 12,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054.38 : 22,154.99 = 8,980.92 : x
  2. Step 2: Convert to fraction form
    16,054.38/22,154.99 = 8,980.92/x
  3. Step 3: Cross multiply
    16,054.38x = 22,154.99 × 8,980.92
  4. Step 4: Simplify right side
    16,054.38x = 198,972,147.89
  5. Step 5: Solve for x
    x = 198,972,147.89/16,054.38
  6. Step 6: Final answer
    x = 12,393.64

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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.