Home / 25,449.24-35,119.94-14,120.48

Finding the Fourth Proportional to 25,449.24, 35,119.94 and 14,120.48

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Solution

The fourth proportional to 25,449.24, 35,119.94 and 14,120.48 is: 19,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.24 : 35,119.94 = 14,120.48 : x
  2. Step 2: Convert to fraction form
    25,449.24/35,119.94 = 14,120.48/x
  3. Step 3: Cross multiply
    25,449.24x = 35,119.94 × 14,120.48
  4. Step 4: Simplify right side
    25,449.24x = 495,910,164.17
  5. Step 5: Solve for x
    x = 495,910,164.17/25,449.24
  6. Step 6: Final answer
    x = 19,486.25

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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.