Home / 18,246.96-25,180.05-10,290.87

Finding the Fourth Proportional to 18,246.96, 25,180.05 and 10,290.87

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Solution

The fourth proportional to 18,246.96, 25,180.05 and 10,290.87 is: 14,200.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.96 : 25,180.05 = 10,290.87 : x
  2. Step 2: Convert to fraction form
    18,246.96/25,180.05 = 10,290.87/x
  3. Step 3: Cross multiply
    18,246.96x = 25,180.05 × 10,290.87
  4. Step 4: Simplify right side
    18,246.96x = 259,124,621.14
  5. Step 5: Solve for x
    x = 259,124,621.14/18,246.96
  6. Step 6: Final answer
    x = 14,200.97

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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.