Home / 29,200.42-40,320.21-27,732.70

Finding the Fourth Proportional to 29,200.42, 40,320.21 and 27,732.70

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Solution

The fourth proportional to 29,200.42, 40,320.21 and 27,732.70 is: 38,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,200.42 : 40,320.21 = 27,732.70 : x
  2. Step 2: Convert to fraction form
    29,200.42/40,320.21 = 27,732.70/x
  3. Step 3: Cross multiply
    29,200.42x = 40,320.21 × 27,732.70
  4. Step 4: Simplify right side
    29,200.42x = 1,118,188,287.87
  5. Step 5: Solve for x
    x = 1,118,188,287.87/29,200.42
  6. Step 6: Final answer
    x = 38,293.57

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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.