Home / 39,292.28-58,941.91-11,211.81

Finding the Fourth Proportional to 39,292.28, 58,941.91 and 11,211.81

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Solution

The fourth proportional to 39,292.28, 58,941.91 and 11,211.81 is: 16,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292.28 : 58,941.91 = 11,211.81 : x
  2. Step 2: Convert to fraction form
    39,292.28/58,941.91 = 11,211.81/x
  3. Step 3: Cross multiply
    39,292.28x = 58,941.91 × 11,211.81
  4. Step 4: Simplify right side
    39,292.28x = 660,845,495.96
  5. Step 5: Solve for x
    x = 660,845,495.96/39,292.28
  6. Step 6: Final answer
    x = 16,818.71

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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.