Home / 18,327.68-25,290.06-10,261.79

Finding the Fourth Proportional to 18,327.68, 25,290.06 and 10,261.79

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Solution

The fourth proportional to 18,327.68, 25,290.06 and 10,261.79 is: 14,160.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.68 : 25,290.06 = 10,261.79 : x
  2. Step 2: Convert to fraction form
    18,327.68/25,290.06 = 10,261.79/x
  3. Step 3: Cross multiply
    18,327.68x = 25,290.06 × 10,261.79
  4. Step 4: Simplify right side
    18,327.68x = 259,521,284.81
  5. Step 5: Solve for x
    x = 259,521,284.81/18,327.68
  6. Step 6: Final answer
    x = 14,160.07

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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.