Home / 49,543.39-74,317.52-19,957.22

Finding the Fourth Proportional to 49,543.39, 74,317.52 and 19,957.22

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Solution

The fourth proportional to 49,543.39, 74,317.52 and 19,957.22 is: 29,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,543.39 : 74,317.52 = 19,957.22 : x
  2. Step 2: Convert to fraction form
    49,543.39/74,317.52 = 19,957.22/x
  3. Step 3: Cross multiply
    49,543.39x = 74,317.52 × 19,957.22
  4. Step 4: Simplify right side
    49,543.39x = 1,483,170,996.71
  5. Step 5: Solve for x
    x = 1,483,170,996.71/49,543.39
  6. Step 6: Final answer
    x = 29,936.81

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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.