Home / 25,790.94-35,588.97-15,179.13

Finding the Fourth Proportional to 25,790.94, 35,588.97 and 15,179.13

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Solution

The fourth proportional to 25,790.94, 35,588.97 and 15,179.13 is: 20,945.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.94 : 35,588.97 = 15,179.13 : x
  2. Step 2: Convert to fraction form
    25,790.94/35,588.97 = 15,179.13/x
  3. Step 3: Cross multiply
    25,790.94x = 35,588.97 × 15,179.13
  4. Step 4: Simplify right side
    25,790.94x = 540,209,602.20
  5. Step 5: Solve for x
    x = 540,209,602.20/25,790.94
  6. Step 6: Final answer
    x = 20,945.71

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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.