Home / 18,832.20-25,988.43-10,448.70

Finding the Fourth Proportional to 18,832.20, 25,988.43 and 10,448.70

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Solution

The fourth proportional to 18,832.20, 25,988.43 and 10,448.70 is: 14,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.20 : 25,988.43 = 10,448.70 : x
  2. Step 2: Convert to fraction form
    18,832.20/25,988.43 = 10,448.70/x
  3. Step 3: Cross multiply
    18,832.20x = 25,988.43 × 10,448.70
  4. Step 4: Simplify right side
    18,832.20x = 271,545,308.54
  5. Step 5: Solve for x
    x = 271,545,308.54/18,832.20
  6. Step 6: Final answer
    x = 14,419.20

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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.