Home / 18,086.49-24,960.15-11,369.57

Finding the Fourth Proportional to 18,086.49, 24,960.15 and 11,369.57

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Solution

The fourth proportional to 18,086.49, 24,960.15 and 11,369.57 is: 15,690.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.49 : 24,960.15 = 11,369.57 : x
  2. Step 2: Convert to fraction form
    18,086.49/24,960.15 = 11,369.57/x
  3. Step 3: Cross multiply
    18,086.49x = 24,960.15 × 11,369.57
  4. Step 4: Simplify right side
    18,086.49x = 283,786,047.83
  5. Step 5: Solve for x
    x = 283,786,047.83/18,086.49
  6. Step 6: Final answer
    x = 15,690.50

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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.