Home / 18,340.27-25,308.81-10,382.95

Finding the Fourth Proportional to 18,340.27, 25,308.81 and 10,382.95

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Solution

The fourth proportional to 18,340.27, 25,308.81 and 10,382.95 is: 14,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340.27 : 25,308.81 = 10,382.95 : x
  2. Step 2: Convert to fraction form
    18,340.27/25,308.81 = 10,382.95/x
  3. Step 3: Cross multiply
    18,340.27x = 25,308.81 × 10,382.95
  4. Step 4: Simplify right side
    18,340.27x = 262,780,108.79
  5. Step 5: Solve for x
    x = 262,780,108.79/18,340.27
  6. Step 6: Final answer
    x = 14,328.04

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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.