Home / 29,121.84-40,188.42-16,546.68

Finding the Fourth Proportional to 29,121.84, 40,188.42 and 16,546.68

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Solution

The fourth proportional to 29,121.84, 40,188.42 and 16,546.68 is: 22,834.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.84 : 40,188.42 = 16,546.68 : x
  2. Step 2: Convert to fraction form
    29,121.84/40,188.42 = 16,546.68/x
  3. Step 3: Cross multiply
    29,121.84x = 40,188.42 × 16,546.68
  4. Step 4: Simplify right side
    29,121.84x = 664,984,925.45
  5. Step 5: Solve for x
    x = 664,984,925.45/29,121.84
  6. Step 6: Final answer
    x = 22,834.58

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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.