Home / 23,379.50-32,251.66-15,826.16

Finding the Fourth Proportional to 23,379.50, 32,251.66 and 15,826.16

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Solution

The fourth proportional to 23,379.50, 32,251.66 and 15,826.16 is: 21,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,379.50 : 32,251.66 = 15,826.16 : x
  2. Step 2: Convert to fraction form
    23,379.50/32,251.66 = 15,826.16/x
  3. Step 3: Cross multiply
    23,379.50x = 32,251.66 × 15,826.16
  4. Step 4: Simplify right side
    23,379.50x = 510,419,730.60
  5. Step 5: Solve for x
    x = 510,419,730.60/23,379.50
  6. Step 6: Final answer
    x = 21,831.94

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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.