Home / 18,178.46-27,256.32-6,329.42

Finding the Fourth Proportional to 18,178.46, 27,256.32 and 6,329.42

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Solution

The fourth proportional to 18,178.46, 27,256.32 and 6,329.42 is: 9,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178.46 : 27,256.32 = 6,329.42 : x
  2. Step 2: Convert to fraction form
    18,178.46/27,256.32 = 6,329.42/x
  3. Step 3: Cross multiply
    18,178.46x = 27,256.32 × 6,329.42
  4. Step 4: Simplify right side
    18,178.46x = 172,516,696.93
  5. Step 5: Solve for x
    x = 172,516,696.93/18,178.46
  6. Step 6: Final answer
    x = 9,490.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.