Home / 18,832.36-25,988.67-10,448.86

Finding the Fourth Proportional to 18,832.36, 25,988.67 and 10,448.86

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Solution

The fourth proportional to 18,832.36, 25,988.67 and 10,448.86 is: 14,419.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.36 : 25,988.67 = 10,448.86 : x
  2. Step 2: Convert to fraction form
    18,832.36/25,988.67 = 10,448.86/x
  3. Step 3: Cross multiply
    18,832.36x = 25,988.67 × 10,448.86
  4. Step 4: Simplify right side
    18,832.36x = 271,551,974.42
  5. Step 5: Solve for x
    x = 271,551,974.42/18,832.36
  6. Step 6: Final answer
    x = 14,419.43

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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.