Home / 25,616.88-35,351.15-14,286.24

Finding the Fourth Proportional to 25,616.88, 35,351.15 and 14,286.24

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Solution

The fourth proportional to 25,616.88, 35,351.15 and 14,286.24 is: 19,714.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.88 : 35,351.15 = 14,286.24 : x
  2. Step 2: Convert to fraction form
    25,616.88/35,351.15 = 14,286.24/x
  3. Step 3: Cross multiply
    25,616.88x = 35,351.15 × 14,286.24
  4. Step 4: Simplify right side
    25,616.88x = 505,034,941.74
  5. Step 5: Solve for x
    x = 505,034,941.74/25,616.88
  6. Step 6: Final answer
    x = 19,714.93

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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.