Home / 18,410.12-27,606.96-6,715.13

Finding the Fourth Proportional to 18,410.12, 27,606.96 and 6,715.13

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Solution

The fourth proportional to 18,410.12, 27,606.96 and 6,715.13 is: 10,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410.12 : 27,606.96 = 6,715.13 : x
  2. Step 2: Convert to fraction form
    18,410.12/27,606.96 = 6,715.13/x
  3. Step 3: Cross multiply
    18,410.12x = 27,606.96 × 6,715.13
  4. Step 4: Simplify right side
    18,410.12x = 185,384,187.27
  5. Step 5: Solve for x
    x = 185,384,187.27/18,410.12
  6. Step 6: Final answer
    x = 10,069.69

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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.