Home / 18,335.48-25,305.42-10,883.96

Finding the Fourth Proportional to 18,335.48, 25,305.42 and 10,883.96

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Solution

The fourth proportional to 18,335.48, 25,305.42 and 10,883.96 is: 15,021.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.48 : 25,305.42 = 10,883.96 : x
  2. Step 2: Convert to fraction form
    18,335.48/25,305.42 = 10,883.96/x
  3. Step 3: Cross multiply
    18,335.48x = 25,305.42 × 10,883.96
  4. Step 4: Simplify right side
    18,335.48x = 275,423,179.06
  5. Step 5: Solve for x
    x = 275,423,179.06/18,335.48
  6. Step 6: Final answer
    x = 15,021.32

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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.