Home / 14,171.72-21,250.23-4,175.17

Finding the Fourth Proportional to 14,171.72, 21,250.23 and 4,175.17

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Solution

The fourth proportional to 14,171.72, 21,250.23 and 4,175.17 is: 6,260.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.72 : 21,250.23 = 4,175.17 : x
  2. Step 2: Convert to fraction form
    14,171.72/21,250.23 = 4,175.17/x
  3. Step 3: Cross multiply
    14,171.72x = 21,250.23 × 4,175.17
  4. Step 4: Simplify right side
    14,171.72x = 88,723,397.02
  5. Step 5: Solve for x
    x = 88,723,397.02/14,171.72
  6. Step 6: Final answer
    x = 6,260.59

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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.