Home / 49,638.71-74,416.14-21,537.59

Finding the Fourth Proportional to 49,638.71, 74,416.14 and 21,537.59

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Solution

The fourth proportional to 49,638.71, 74,416.14 and 21,537.59 is: 32,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,638.71 : 74,416.14 = 21,537.59 : x
  2. Step 2: Convert to fraction form
    49,638.71/74,416.14 = 21,537.59/x
  3. Step 3: Cross multiply
    49,638.71x = 74,416.14 × 21,537.59
  4. Step 4: Simplify right side
    49,638.71x = 1,602,743,940.62
  5. Step 5: Solve for x
    x = 1,602,743,940.62/49,638.71
  6. Step 6: Final answer
    x = 32,288.19

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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.