Home / 39,042.03-58,558.19-12,744.57

Finding the Fourth Proportional to 39,042.03, 58,558.19 and 12,744.57

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Solution

The fourth proportional to 39,042.03, 58,558.19 and 12,744.57 is: 19,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,042.03 : 58,558.19 = 12,744.57 : x
  2. Step 2: Convert to fraction form
    39,042.03/58,558.19 = 12,744.57/x
  3. Step 3: Cross multiply
    39,042.03x = 58,558.19 × 12,744.57
  4. Step 4: Simplify right side
    39,042.03x = 746,298,887.81
  5. Step 5: Solve for x
    x = 746,298,887.81/39,042.03
  6. Step 6: Final answer
    x = 19,115.27

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1.5x scale

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.