Home / 18,280.88-25,227.44-10,322.96

Finding the Fourth Proportional to 18,280.88, 25,227.44 and 10,322.96

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Solution

The fourth proportional to 18,280.88, 25,227.44 and 10,322.96 is: 14,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.88 : 25,227.44 = 10,322.96 : x
  2. Step 2: Convert to fraction form
    18,280.88/25,227.44 = 10,322.96/x
  3. Step 3: Cross multiply
    18,280.88x = 25,227.44 × 10,322.96
  4. Step 4: Simplify right side
    18,280.88x = 260,421,854.02
  5. Step 5: Solve for x
    x = 260,421,854.02/18,280.88
  6. Step 6: Final answer
    x = 14,245.59

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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.