Home / 41,989.95-57,950.22-31,361.13

Finding the Fourth Proportional to 41,989.95, 57,950.22 and 31,361.13

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Solution

The fourth proportional to 41,989.95, 57,950.22 and 31,361.13 is: 43,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,989.95 : 57,950.22 = 31,361.13 : x
  2. Step 2: Convert to fraction form
    41,989.95/57,950.22 = 31,361.13/x
  3. Step 3: Cross multiply
    41,989.95x = 57,950.22 × 31,361.13
  4. Step 4: Simplify right side
    41,989.95x = 1,817,384,382.95
  5. Step 5: Solve for x
    x = 1,817,384,382.95/41,989.95
  6. Step 6: Final answer
    x = 43,281.41

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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.