Home / 22,095.79-33,145.05-10,991.30

Finding the Fourth Proportional to 22,095.79, 33,145.05 and 10,991.30

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Solution

The fourth proportional to 22,095.79, 33,145.05 and 10,991.30 is: 16,487.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,095.79 : 33,145.05 = 10,991.30 : x
  2. Step 2: Convert to fraction form
    22,095.79/33,145.05 = 10,991.30/x
  3. Step 3: Cross multiply
    22,095.79x = 33,145.05 × 10,991.30
  4. Step 4: Simplify right side
    22,095.79x = 364,307,001.73
  5. Step 5: Solve for x
    x = 364,307,001.73/22,095.79
  6. Step 6: Final answer
    x = 16,487.62

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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.