Home / 18,040.26-24,886.86-11,322.56

Finding the Fourth Proportional to 18,040.26, 24,886.86 and 11,322.56

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Solution

The fourth proportional to 18,040.26, 24,886.86 and 11,322.56 is: 15,619.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.26 : 24,886.86 = 11,322.56 : x
  2. Step 2: Convert to fraction form
    18,040.26/24,886.86 = 11,322.56/x
  3. Step 3: Cross multiply
    18,040.26x = 24,886.86 × 11,322.56
  4. Step 4: Simplify right side
    18,040.26x = 281,782,965.56
  5. Step 5: Solve for x
    x = 281,782,965.56/18,040.26
  6. Step 6: Final answer
    x = 15,619.67

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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.