Home / 39,221.94-58,809.17-15,821.04

Finding the Fourth Proportional to 39,221.94, 58,809.17 and 15,821.04

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Solution

The fourth proportional to 39,221.94, 58,809.17 and 15,821.04 is: 23,721.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.94 : 58,809.17 = 15,821.04 : x
  2. Step 2: Convert to fraction form
    39,221.94/58,809.17 = 15,821.04/x
  3. Step 3: Cross multiply
    39,221.94x = 58,809.17 × 15,821.04
  4. Step 4: Simplify right side
    39,221.94x = 930,422,230.94
  5. Step 5: Solve for x
    x = 930,422,230.94/39,221.94
  6. Step 6: Final answer
    x = 23,721.98

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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.