Home / 18,382.35-27,529.12-10,460.87

Finding the Fourth Proportional to 18,382.35, 27,529.12 and 10,460.87

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Solution

The fourth proportional to 18,382.35, 27,529.12 and 10,460.87 is: 15,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.35 : 27,529.12 = 10,460.87 : x
  2. Step 2: Convert to fraction form
    18,382.35/27,529.12 = 10,460.87/x
  3. Step 3: Cross multiply
    18,382.35x = 27,529.12 × 10,460.87
  4. Step 4: Simplify right side
    18,382.35x = 287,978,355.58
  5. Step 5: Solve for x
    x = 287,978,355.58/18,382.35
  6. Step 6: Final answer
    x = 15,666.03

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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.