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Finding the Fourth Proportional to 34,131.40, 50,938.70 and 32,187.70

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Solution

The fourth proportional to 34,131.40, 50,938.70 and 32,187.70 is: 48,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,131.40 : 50,938.70 = 32,187.70 : x
  2. Step 2: Convert to fraction form
    34,131.40/50,938.70 = 32,187.70/x
  3. Step 3: Cross multiply
    34,131.40x = 50,938.70 × 32,187.70
  4. Step 4: Simplify right side
    34,131.40x = 1,639,599,593.99
  5. Step 5: Solve for x
    x = 1,639,599,593.99/34,131.40
  6. Step 6: Final answer
    x = 48,037.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.