Home / 19,817.39-29,723.34-10,949.10

Finding the Fourth Proportional to 19,817.39, 29,723.34 and 10,949.10

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Solution

The fourth proportional to 19,817.39, 29,723.34 and 10,949.10 is: 16,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.39 : 29,723.34 = 10,949.10 : x
  2. Step 2: Convert to fraction form
    19,817.39/29,723.34 = 10,949.10/x
  3. Step 3: Cross multiply
    19,817.39x = 29,723.34 × 10,949.10
  4. Step 4: Simplify right side
    19,817.39x = 325,443,821.99
  5. Step 5: Solve for x
    x = 325,443,821.99/19,817.39
  6. Step 6: Final answer
    x = 16,422.14

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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.