Home / 12,360.48-18,524.20-10,709.32

Finding the Fourth Proportional to 12,360.48, 18,524.20 and 10,709.32

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Solution

The fourth proportional to 12,360.48, 18,524.20 and 10,709.32 is: 16,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360.48 : 18,524.20 = 10,709.32 : x
  2. Step 2: Convert to fraction form
    12,360.48/18,524.20 = 10,709.32/x
  3. Step 3: Cross multiply
    12,360.48x = 18,524.20 × 10,709.32
  4. Step 4: Simplify right side
    12,360.48x = 198,381,585.54
  5. Step 5: Solve for x
    x = 198,381,585.54/12,360.48
  6. Step 6: Final answer
    x = 16,049.67

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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.