Home / 18,524.01-25,562.39-10,140.51

Finding the Fourth Proportional to 18,524.01, 25,562.39 and 10,140.51

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Solution

The fourth proportional to 18,524.01, 25,562.39 and 10,140.51 is: 13,993.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.01 : 25,562.39 = 10,140.51 : x
  2. Step 2: Convert to fraction form
    18,524.01/25,562.39 = 10,140.51/x
  3. Step 3: Cross multiply
    18,524.01x = 25,562.39 × 10,140.51
  4. Step 4: Simplify right side
    18,524.01x = 259,215,620.72
  5. Step 5: Solve for x
    x = 259,215,620.72/18,524.01
  6. Step 6: Final answer
    x = 13,993.49

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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.