Home / 35,472.78-53,128.62-27,511.38

Finding the Fourth Proportional to 35,472.78, 53,128.62 and 27,511.38

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Solution

The fourth proportional to 35,472.78, 53,128.62 and 27,511.38 is: 41,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,472.78 : 53,128.62 = 27,511.38 : x
  2. Step 2: Convert to fraction form
    35,472.78/53,128.62 = 27,511.38/x
  3. Step 3: Cross multiply
    35,472.78x = 53,128.62 × 27,511.38
  4. Step 4: Simplify right side
    35,472.78x = 1,461,641,653.70
  5. Step 5: Solve for x
    x = 1,461,641,653.70/35,472.78
  6. Step 6: Final answer
    x = 41,204.60

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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.