Home / 14,668.83-21,995.29-5,176.39

Finding the Fourth Proportional to 14,668.83, 21,995.29 and 5,176.39

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Solution

The fourth proportional to 14,668.83, 21,995.29 and 5,176.39 is: 7,761.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.83 : 21,995.29 = 5,176.39 : x
  2. Step 2: Convert to fraction form
    14,668.83/21,995.29 = 5,176.39/x
  3. Step 3: Cross multiply
    14,668.83x = 21,995.29 × 5,176.39
  4. Step 4: Simplify right side
    14,668.83x = 113,856,199.20
  5. Step 5: Solve for x
    x = 113,856,199.20/14,668.83
  6. Step 6: Final answer
    x = 7,761.78

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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.