Home / 18,463.64-27,696.42-4,612.76

Finding the Fourth Proportional to 18,463.64, 27,696.42 and 4,612.76

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Solution

The fourth proportional to 18,463.64, 27,696.42 and 4,612.76 is: 6,919.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463.64 : 27,696.42 = 4,612.76 : x
  2. Step 2: Convert to fraction form
    18,463.64/27,696.42 = 4,612.76/x
  3. Step 3: Cross multiply
    18,463.64x = 27,696.42 × 4,612.76
  4. Step 4: Simplify right side
    18,463.64x = 127,756,938.32
  5. Step 5: Solve for x
    x = 127,756,938.32/18,463.64
  6. Step 6: Final answer
    x = 6,919.38

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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.