Home / 25,218.93-34,803.97-18,049.51

Finding the Fourth Proportional to 25,218.93, 34,803.97 and 18,049.51

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Solution

The fourth proportional to 25,218.93, 34,803.97 and 18,049.51 is: 24,909.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,218.93 : 34,803.97 = 18,049.51 : x
  2. Step 2: Convert to fraction form
    25,218.93/34,803.97 = 18,049.51/x
  3. Step 3: Cross multiply
    25,218.93x = 34,803.97 × 18,049.51
  4. Step 4: Simplify right side
    25,218.93x = 628,194,604.55
  5. Step 5: Solve for x
    x = 628,194,604.55/25,218.93
  6. Step 6: Final answer
    x = 24,909.65

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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.