Home / 29,812.59-41,142.33-16,385.09

Finding the Fourth Proportional to 29,812.59, 41,142.33 and 16,385.09

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Solution

The fourth proportional to 29,812.59, 41,142.33 and 16,385.09 is: 22,611.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,812.59 : 41,142.33 = 16,385.09 : x
  2. Step 2: Convert to fraction form
    29,812.59/41,142.33 = 16,385.09/x
  3. Step 3: Cross multiply
    29,812.59x = 41,142.33 × 16,385.09
  4. Step 4: Simplify right side
    29,812.59x = 674,120,574.15
  5. Step 5: Solve for x
    x = 674,120,574.15/29,812.59
  6. Step 6: Final answer
    x = 22,611.94

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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.