Home / 18,056.36-27,084.40-4,908.64

Finding the Fourth Proportional to 18,056.36, 27,084.40 and 4,908.64

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Solution

The fourth proportional to 18,056.36, 27,084.40 and 4,908.64 is: 7,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.36 : 27,084.40 = 4,908.64 : x
  2. Step 2: Convert to fraction form
    18,056.36/27,084.40 = 4,908.64/x
  3. Step 3: Cross multiply
    18,056.36x = 27,084.40 × 4,908.64
  4. Step 4: Simplify right side
    18,056.36x = 132,947,569.22
  5. Step 5: Solve for x
    x = 132,947,569.22/18,056.36
  6. Step 6: Final answer
    x = 7,362.92

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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.