Home / 14,115.24-21,175.02-4,253.24

Finding the Fourth Proportional to 14,115.24, 21,175.02 and 4,253.24

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Solution

The fourth proportional to 14,115.24, 21,175.02 and 4,253.24 is: 6,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,115.24 : 21,175.02 = 4,253.24 : x
  2. Step 2: Convert to fraction form
    14,115.24/21,175.02 = 4,253.24/x
  3. Step 3: Cross multiply
    14,115.24x = 21,175.02 × 4,253.24
  4. Step 4: Simplify right side
    14,115.24x = 90,062,442.06
  5. Step 5: Solve for x
    x = 90,062,442.06/14,115.24
  6. Step 6: Final answer
    x = 6,380.51

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Double scale
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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.