Home / 39,032.28-58,551.66-12,736.44

Finding the Fourth Proportional to 39,032.28, 58,551.66 and 12,736.44

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Solution

The fourth proportional to 39,032.28, 58,551.66 and 12,736.44 is: 19,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,032.28 : 58,551.66 = 12,736.44 : x
  2. Step 2: Convert to fraction form
    39,032.28/58,551.66 = 12,736.44/x
  3. Step 3: Cross multiply
    39,032.28x = 58,551.66 × 12,736.44
  4. Step 4: Simplify right side
    39,032.28x = 745,739,704.49
  5. Step 5: Solve for x
    x = 745,739,704.49/39,032.28
  6. Step 6: Final answer
    x = 19,105.72

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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.