Home / 18,416.36-25,414.62-10,032.68

Finding the Fourth Proportional to 18,416.36, 25,414.62 and 10,032.68

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Solution

The fourth proportional to 18,416.36, 25,414.62 and 10,032.68 is: 13,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,416.36 : 25,414.62 = 10,032.68 : x
  2. Step 2: Convert to fraction form
    18,416.36/25,414.62 = 10,032.68/x
  3. Step 3: Cross multiply
    18,416.36x = 25,414.62 × 10,032.68
  4. Step 4: Simplify right side
    18,416.36x = 254,976,749.78
  5. Step 5: Solve for x
    x = 254,976,749.78/18,416.36
  6. Step 6: Final answer
    x = 13,845.12

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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.