Home / 29,939.21-41,316.39-16,510.11

Finding the Fourth Proportional to 29,939.21, 41,316.39 and 16,510.11

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Solution

The fourth proportional to 29,939.21, 41,316.39 and 16,510.11 is: 22,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,939.21 : 41,316.39 = 16,510.11 : x
  2. Step 2: Convert to fraction form
    29,939.21/41,316.39 = 16,510.11/x
  3. Step 3: Cross multiply
    29,939.21x = 41,316.39 × 16,510.11
  4. Step 4: Simplify right side
    29,939.21x = 682,138,143.70
  5. Step 5: Solve for x
    x = 682,138,143.70/29,939.21
  6. Step 6: Final answer
    x = 22,784.11

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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.