Home / 41,569.28-62,345-11,981.60

Finding the Fourth Proportional to 41,569.28, 62,345 and 11,981.60

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Solution

The fourth proportional to 41,569.28, 62,345 and 11,981.60 is: 17,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,569.28 : 62,345 = 11,981.60 : x
  2. Step 2: Convert to fraction form
    41,569.28/62,345 = 11,981.60/x
  3. Step 3: Cross multiply
    41,569.28x = 62,345 × 11,981.60
  4. Step 4: Simplify right side
    41,569.28x = 746,992,852
  5. Step 5: Solve for x
    x = 746,992,852/41,569.28
  6. Step 6: Final answer
    x = 17,969.83

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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.