Home / 39,302.96-58,954.45-13,009.76

Finding the Fourth Proportional to 39,302.96, 58,954.45 and 13,009.76

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Solution

The fourth proportional to 39,302.96, 58,954.45 and 13,009.76 is: 19,514.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,302.96 : 58,954.45 = 13,009.76 : x
  2. Step 2: Convert to fraction form
    39,302.96/58,954.45 = 13,009.76/x
  3. Step 3: Cross multiply
    39,302.96x = 58,954.45 × 13,009.76
  4. Step 4: Simplify right side
    39,302.96x = 766,982,918.14
  5. Step 5: Solve for x
    x = 766,982,918.14/39,302.96
  6. Step 6: Final answer
    x = 19,514.63

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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.