Home / 49,989.81-74,969.57-26,284.58

Finding the Fourth Proportional to 49,989.81, 74,969.57 and 26,284.58

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Solution

The fourth proportional to 49,989.81, 74,969.57 and 26,284.58 is: 39,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989.81 : 74,969.57 = 26,284.58 : x
  2. Step 2: Convert to fraction form
    49,989.81/74,969.57 = 26,284.58/x
  3. Step 3: Cross multiply
    49,989.81x = 74,969.57 × 26,284.58
  4. Step 4: Simplify right side
    49,989.81x = 1,970,543,528.81
  5. Step 5: Solve for x
    x = 1,970,543,528.81/49,989.81
  6. Step 6: Final answer
    x = 39,418.90

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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.