Home / 39,363.90-58,996.64-19,648.10

Finding the Fourth Proportional to 39,363.90, 58,996.64 and 19,648.10

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Solution

The fourth proportional to 39,363.90, 58,996.64 and 19,648.10 is: 29,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363.90 : 58,996.64 = 19,648.10 : x
  2. Step 2: Convert to fraction form
    39,363.90/58,996.64 = 19,648.10/x
  3. Step 3: Cross multiply
    39,363.90x = 58,996.64 × 19,648.10
  4. Step 4: Simplify right side
    39,363.90x = 1,159,171,882.38
  5. Step 5: Solve for x
    x = 1,159,171,882.38/39,363.90
  6. Step 6: Final answer
    x = 29,447.59

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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.