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Finding the Fourth Proportional to 41,903.91, 62,857.71 and 13,826.39

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Solution

The fourth proportional to 41,903.91, 62,857.71 and 13,826.39 is: 20,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,903.91 : 62,857.71 = 13,826.39 : x
  2. Step 2: Convert to fraction form
    41,903.91/62,857.71 = 13,826.39/x
  3. Step 3: Cross multiply
    41,903.91x = 62,857.71 × 13,826.39
  4. Step 4: Simplify right side
    41,903.91x = 869,094,898.68
  5. Step 5: Solve for x
    x = 869,094,898.68/41,903.91
  6. Step 6: Final answer
    x = 20,740.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.