Home / 18,824.94-25,977.78-10,866.96

Finding the Fourth Proportional to 18,824.94, 25,977.78 and 10,866.96

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Solution

The fourth proportional to 18,824.94, 25,977.78 and 10,866.96 is: 14,996.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.94 : 25,977.78 = 10,866.96 : x
  2. Step 2: Convert to fraction form
    18,824.94/25,977.78 = 10,866.96/x
  3. Step 3: Cross multiply
    18,824.94x = 25,977.78 × 10,866.96
  4. Step 4: Simplify right side
    18,824.94x = 282,299,496.15
  5. Step 5: Solve for x
    x = 282,299,496.15/18,824.94
  6. Step 6: Final answer
    x = 14,996.04

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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.