Home / 12,722.23-19,083.11-5,224.16

Finding the Fourth Proportional to 12,722.23, 19,083.11 and 5,224.16

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Solution

The fourth proportional to 12,722.23, 19,083.11 and 5,224.16 is: 7,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722.23 : 19,083.11 = 5,224.16 : x
  2. Step 2: Convert to fraction form
    12,722.23/19,083.11 = 5,224.16/x
  3. Step 3: Cross multiply
    12,722.23x = 19,083.11 × 5,224.16
  4. Step 4: Simplify right side
    12,722.23x = 99,693,219.94
  5. Step 5: Solve for x
    x = 99,693,219.94/12,722.23
  6. Step 6: Final answer
    x = 7,836.14

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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.