Home / 29,581.71-40,824.42-16,154.21

Finding the Fourth Proportional to 29,581.71, 40,824.42 and 16,154.21

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Solution

The fourth proportional to 29,581.71, 40,824.42 and 16,154.21 is: 22,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,581.71 : 40,824.42 = 16,154.21 : x
  2. Step 2: Convert to fraction form
    29,581.71/40,824.42 = 16,154.21/x
  3. Step 3: Cross multiply
    29,581.71x = 40,824.42 × 16,154.21
  4. Step 4: Simplify right side
    29,581.71x = 659,486,355.87
  5. Step 5: Solve for x
    x = 659,486,355.87/29,581.71
  6. Step 6: Final answer
    x = 22,293.72

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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.