Home / 35,890.25-49,528.05-19,974.70

Finding the Fourth Proportional to 35,890.25, 49,528.05 and 19,974.70

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Solution

The fourth proportional to 35,890.25, 49,528.05 and 19,974.70 is: 27,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.25 : 49,528.05 = 19,974.70 : x
  2. Step 2: Convert to fraction form
    35,890.25/49,528.05 = 19,974.70/x
  3. Step 3: Cross multiply
    35,890.25x = 49,528.05 × 19,974.70
  4. Step 4: Simplify right side
    35,890.25x = 989,307,592.82
  5. Step 5: Solve for x
    x = 989,307,592.82/35,890.25
  6. Step 6: Final answer
    x = 27,564.80

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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.