Home / 25,441.31-35,104.49-15,363.01

Finding the Fourth Proportional to 25,441.31, 35,104.49 and 15,363.01

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Solution

The fourth proportional to 25,441.31, 35,104.49 and 15,363.01 is: 21,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,441.31 : 35,104.49 = 15,363.01 : x
  2. Step 2: Convert to fraction form
    25,441.31/35,104.49 = 15,363.01/x
  3. Step 3: Cross multiply
    25,441.31x = 35,104.49 × 15,363.01
  4. Step 4: Simplify right side
    25,441.31x = 539,310,378.58
  5. Step 5: Solve for x
    x = 539,310,378.58/25,441.31
  6. Step 6: Final answer
    x = 21,198.22

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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.