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Finding the Fourth Proportional to 13,373.10, 20,059.70 and 9,200.52

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Solution

The fourth proportional to 13,373.10, 20,059.70 and 9,200.52 is: 13,800.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.10 : 20,059.70 = 9,200.52 : x
  2. Step 2: Convert to fraction form
    13,373.10/20,059.70 = 9,200.52/x
  3. Step 3: Cross multiply
    13,373.10x = 20,059.70 × 9,200.52
  4. Step 4: Simplify right side
    13,373.10x = 184,559,671.04
  5. Step 5: Solve for x
    x = 184,559,671.04/13,373.10
  6. Step 6: Final answer
    x = 13,800.81

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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.