Home / 39,283.96-58,936.94-13,007.20

Finding the Fourth Proportional to 39,283.96, 58,936.94 and 13,007.20

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Solution

The fourth proportional to 39,283.96, 58,936.94 and 13,007.20 is: 19,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,283.96 : 58,936.94 = 13,007.20 : x
  2. Step 2: Convert to fraction form
    39,283.96/58,936.94 = 13,007.20/x
  3. Step 3: Cross multiply
    39,283.96x = 58,936.94 × 13,007.20
  4. Step 4: Simplify right side
    39,283.96x = 766,604,565.97
  5. Step 5: Solve for x
    x = 766,604,565.97/39,283.96
  6. Step 6: Final answer
    x = 19,514.44

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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.