Home / 39,320.67-58,922.66-28,881.39

Finding the Fourth Proportional to 39,320.67, 58,922.66 and 28,881.39

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Solution

The fourth proportional to 39,320.67, 58,922.66 and 28,881.39 is: 43,279.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,320.67 : 58,922.66 = 28,881.39 : x
  2. Step 2: Convert to fraction form
    39,320.67/58,922.66 = 28,881.39/x
  3. Step 3: Cross multiply
    39,320.67x = 58,922.66 × 28,881.39
  4. Step 4: Simplify right side
    39,320.67x = 1,701,768,323.30
  5. Step 5: Solve for x
    x = 1,701,768,323.30/39,320.67
  6. Step 6: Final answer
    x = 43,279.23

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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.