Home / 39,280.40-58,920.60-27,645.52

Finding the Fourth Proportional to 39,280.40, 58,920.60 and 27,645.52

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Solution

The fourth proportional to 39,280.40, 58,920.60 and 27,645.52 is: 41,468.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.40 : 58,920.60 = 27,645.52 : x
  2. Step 2: Convert to fraction form
    39,280.40/58,920.60 = 27,645.52/x
  3. Step 3: Cross multiply
    39,280.40x = 58,920.60 × 27,645.52
  4. Step 4: Simplify right side
    39,280.40x = 1,628,890,625.71
  5. Step 5: Solve for x
    x = 1,628,890,625.71/39,280.40
  6. Step 6: Final answer
    x = 41,468.28

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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.