Home / 29,020.68-40,065.57-22,293.09

Finding the Fourth Proportional to 29,020.68, 40,065.57 and 22,293.09

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Solution

The fourth proportional to 29,020.68, 40,065.57 and 22,293.09 is: 30,777.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,020.68 : 40,065.57 = 22,293.09 : x
  2. Step 2: Convert to fraction form
    29,020.68/40,065.57 = 22,293.09/x
  3. Step 3: Cross multiply
    29,020.68x = 40,065.57 × 22,293.09
  4. Step 4: Simplify right side
    29,020.68x = 893,185,357.91
  5. Step 5: Solve for x
    x = 893,185,357.91/29,020.68
  6. Step 6: Final answer
    x = 30,777.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.