Home / 39,256.20-58,875.99-12,954.69

Finding the Fourth Proportional to 39,256.20, 58,875.99 and 12,954.69

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Solution

The fourth proportional to 39,256.20, 58,875.99 and 12,954.69 is: 19,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.20 : 58,875.99 = 12,954.69 : x
  2. Step 2: Convert to fraction form
    39,256.20/58,875.99 = 12,954.69/x
  3. Step 3: Cross multiply
    39,256.20x = 58,875.99 × 12,954.69
  4. Step 4: Simplify right side
    39,256.20x = 762,720,198.89
  5. Step 5: Solve for x
    x = 762,720,198.89/39,256.20
  6. Step 6: Final answer
    x = 19,429.29

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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.