Home / 29,568.71-40,804.49-16,140.53

Finding the Fourth Proportional to 29,568.71, 40,804.49 and 16,140.53

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Solution

The fourth proportional to 29,568.71, 40,804.49 and 16,140.53 is: 22,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,568.71 : 40,804.49 = 16,140.53 : x
  2. Step 2: Convert to fraction form
    29,568.71/40,804.49 = 16,140.53/x
  3. Step 3: Cross multiply
    29,568.71x = 40,804.49 × 16,140.53
  4. Step 4: Simplify right side
    29,568.71x = 658,606,237.34
  5. Step 5: Solve for x
    x = 658,606,237.34/29,568.71
  6. Step 6: Final answer
    x = 22,273.75

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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.