Home / 23,311.44-32,168.52-13,239.60

Finding the Fourth Proportional to 23,311.44, 32,168.52 and 13,239.60

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Solution

The fourth proportional to 23,311.44, 32,168.52 and 13,239.60 is: 18,269.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,311.44 : 32,168.52 = 13,239.60 : x
  2. Step 2: Convert to fraction form
    23,311.44/32,168.52 = 13,239.60/x
  3. Step 3: Cross multiply
    23,311.44x = 32,168.52 × 13,239.60
  4. Step 4: Simplify right side
    23,311.44x = 425,898,337.39
  5. Step 5: Solve for x
    x = 425,898,337.39/23,311.44
  6. Step 6: Final answer
    x = 18,269.93

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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.