Home / 39,273.97-54,198.04-21,368.95

Finding the Fourth Proportional to 39,273.97, 54,198.04 and 21,368.95

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Solution

The fourth proportional to 39,273.97, 54,198.04 and 21,368.95 is: 29,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,273.97 : 54,198.04 = 21,368.95 : x
  2. Step 2: Convert to fraction form
    39,273.97/54,198.04 = 21,368.95/x
  3. Step 3: Cross multiply
    39,273.97x = 54,198.04 × 21,368.95
  4. Step 4: Simplify right side
    39,273.97x = 1,158,155,206.86
  5. Step 5: Solve for x
    x = 1,158,155,206.86/39,273.97
  6. Step 6: Final answer
    x = 29,489.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.