Home / 22,812.30-34,231.14-11,125.62

Finding the Fourth Proportional to 22,812.30, 34,231.14 and 11,125.62

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Solution

The fourth proportional to 22,812.30, 34,231.14 and 11,125.62 is: 16,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,812.30 : 34,231.14 = 11,125.62 : x
  2. Step 2: Convert to fraction form
    22,812.30/34,231.14 = 11,125.62/x
  3. Step 3: Cross multiply
    22,812.30x = 34,231.14 × 11,125.62
  4. Step 4: Simplify right side
    22,812.30x = 380,842,655.81
  5. Step 5: Solve for x
    x = 380,842,655.81/22,812.30
  6. Step 6: Final answer
    x = 16,694.62

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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.