Home / 14,181.23-21,274.91-4,320.24

Finding the Fourth Proportional to 14,181.23, 21,274.91 and 4,320.24

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Solution

The fourth proportional to 14,181.23, 21,274.91 and 4,320.24 is: 6,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.23 : 21,274.91 = 4,320.24 : x
  2. Step 2: Convert to fraction form
    14,181.23/21,274.91 = 4,320.24/x
  3. Step 3: Cross multiply
    14,181.23x = 21,274.91 × 4,320.24
  4. Step 4: Simplify right side
    14,181.23x = 91,912,695.58
  5. Step 5: Solve for x
    x = 91,912,695.58/14,181.23
  6. Step 6: Final answer
    x = 6,481.29

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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.