Home / 18,392.27-25,382.97-10,436.99

Finding the Fourth Proportional to 18,392.27, 25,382.97 and 10,436.99

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Solution

The fourth proportional to 18,392.27, 25,382.97 and 10,436.99 is: 14,403.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,392.27 : 25,382.97 = 10,436.99 : x
  2. Step 2: Convert to fraction form
    18,392.27/25,382.97 = 10,436.99/x
  3. Step 3: Cross multiply
    18,392.27x = 25,382.97 × 10,436.99
  4. Step 4: Simplify right side
    18,392.27x = 264,921,677.15
  5. Step 5: Solve for x
    x = 264,921,677.15/18,392.27
  6. Step 6: Final answer
    x = 14,403.97

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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.