Home / 34,708.11-47,861.39-29,688.94

Finding the Fourth Proportional to 34,708.11, 47,861.39 and 29,688.94

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Solution

The fourth proportional to 34,708.11, 47,861.39 and 29,688.94 is: 40,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,708.11 : 47,861.39 = 29,688.94 : x
  2. Step 2: Convert to fraction form
    34,708.11/47,861.39 = 29,688.94/x
  3. Step 3: Cross multiply
    34,708.11x = 47,861.39 × 29,688.94
  4. Step 4: Simplify right side
    34,708.11x = 1,420,953,903.08
  5. Step 5: Solve for x
    x = 1,420,953,903.08/34,708.11
  6. Step 6: Final answer
    x = 40,940.12

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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.