Home / 41,774.99-57,656.70-31,686.53

Finding the Fourth Proportional to 41,774.99, 57,656.70 and 31,686.53

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Solution

The fourth proportional to 41,774.99, 57,656.70 and 31,686.53 is: 43,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,774.99 : 57,656.70 = 31,686.53 : x
  2. Step 2: Convert to fraction form
    41,774.99/57,656.70 = 31,686.53/x
  3. Step 3: Cross multiply
    41,774.99x = 57,656.70 × 31,686.53
  4. Step 4: Simplify right side
    41,774.99x = 1,826,940,465.97
  5. Step 5: Solve for x
    x = 1,826,940,465.97/41,774.99
  6. Step 6: Final answer
    x = 43,732.88

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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.