Home / 41,639.68-57,462.78-22,776.76

Finding the Fourth Proportional to 41,639.68, 57,462.78 and 22,776.76

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Solution

The fourth proportional to 41,639.68, 57,462.78 and 22,776.76 is: 31,431.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,639.68 : 57,462.78 = 22,776.76 : x
  2. Step 2: Convert to fraction form
    41,639.68/57,462.78 = 22,776.76/x
  3. Step 3: Cross multiply
    41,639.68x = 57,462.78 × 22,776.76
  4. Step 4: Simplify right side
    41,639.68x = 1,308,815,948.99
  5. Step 5: Solve for x
    x = 1,308,815,948.99/41,639.68
  6. Step 6: Final answer
    x = 31,431.94

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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.