Home / 14,767.97-22,145.45-5,405.55

Finding the Fourth Proportional to 14,767.97, 22,145.45 and 5,405.55

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Solution

The fourth proportional to 14,767.97, 22,145.45 and 5,405.55 is: 8,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.97 : 22,145.45 = 5,405.55 : x
  2. Step 2: Convert to fraction form
    14,767.97/22,145.45 = 5,405.55/x
  3. Step 3: Cross multiply
    14,767.97x = 22,145.45 × 5,405.55
  4. Step 4: Simplify right side
    14,767.97x = 119,708,310.22
  5. Step 5: Solve for x
    x = 119,708,310.22/14,767.97
  6. Step 6: Final answer
    x = 8,105.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.