Home / 29,705.28-41,008.20-22,975.68

Finding the Fourth Proportional to 29,705.28, 41,008.20 and 22,975.68

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Solution

The fourth proportional to 29,705.28, 41,008.20 and 22,975.68 is: 31,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,705.28 : 41,008.20 = 22,975.68 : x
  2. Step 2: Convert to fraction form
    29,705.28/41,008.20 = 22,975.68/x
  3. Step 3: Cross multiply
    29,705.28x = 41,008.20 × 22,975.68
  4. Step 4: Simplify right side
    29,705.28x = 942,191,280.58
  5. Step 5: Solve for x
    x = 942,191,280.58/29,705.28
  6. Step 6: Final answer
    x = 31,717.97

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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.