Home / 18,425.60-25,427.48-10,467.96

Finding the Fourth Proportional to 18,425.60, 25,427.48 and 10,467.96

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Solution

The fourth proportional to 18,425.60, 25,427.48 and 10,467.96 is: 14,445.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.60 : 25,427.48 = 10,467.96 : x
  2. Step 2: Convert to fraction form
    18,425.60/25,427.48 = 10,467.96/x
  3. Step 3: Cross multiply
    18,425.60x = 25,427.48 × 10,467.96
  4. Step 4: Simplify right side
    18,425.60x = 266,173,843.54
  5. Step 5: Solve for x
    x = 266,173,843.54/18,425.60
  6. Step 6: Final answer
    x = 14,445.87

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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.