Home / 18,416.64-25,414.84-10,032.96

Finding the Fourth Proportional to 18,416.64, 25,414.84 and 10,032.96

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Solution

The fourth proportional to 18,416.64, 25,414.84 and 10,032.96 is: 13,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.64 : 25,414.84 = 10,032.96 : x
  2. Step 2: Convert to fraction form
    18,416.64/25,414.84 = 10,032.96/x
  3. Step 3: Cross multiply
    18,416.64x = 25,414.84 × 10,032.96
  4. Step 4: Simplify right side
    18,416.64x = 254,986,073.13
  5. Step 5: Solve for x
    x = 254,986,073.13/18,416.64
  6. Step 6: Final answer
    x = 13,845.42

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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.