Home / 11,232.68-16,867.86-10,785.72

Finding the Fourth Proportional to 11,232.68, 16,867.86 and 10,785.72

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Solution

The fourth proportional to 11,232.68, 16,867.86 and 10,785.72 is: 16,196.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.68 : 16,867.86 = 10,785.72 : x
  2. Step 2: Convert to fraction form
    11,232.68/16,867.86 = 10,785.72/x
  3. Step 3: Cross multiply
    11,232.68x = 16,867.86 × 10,785.72
  4. Step 4: Simplify right side
    11,232.68x = 181,932,014.96
  5. Step 5: Solve for x
    x = 181,932,014.96/11,232.68
  6. Step 6: Final answer
    x = 16,196.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.