Home / 49,428.94-74,128.07-17,834.89

Finding the Fourth Proportional to 49,428.94, 74,128.07 and 17,834.89

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Solution

The fourth proportional to 49,428.94, 74,128.07 and 17,834.89 is: 26,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,428.94 : 74,128.07 = 17,834.89 : x
  2. Step 2: Convert to fraction form
    49,428.94/74,128.07 = 17,834.89/x
  3. Step 3: Cross multiply
    49,428.94x = 74,128.07 × 17,834.89
  4. Step 4: Simplify right side
    49,428.94x = 1,322,065,833.63
  5. Step 5: Solve for x
    x = 1,322,065,833.63/49,428.94
  6. Step 6: Final answer
    x = 26,746.80

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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.