Home / 12,469.60-18,695.76-4,676.32

Finding the Fourth Proportional to 12,469.60, 18,695.76 and 4,676.32

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Solution

The fourth proportional to 12,469.60, 18,695.76 and 4,676.32 is: 7,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469.60 : 18,695.76 = 4,676.32 : x
  2. Step 2: Convert to fraction form
    12,469.60/18,695.76 = 4,676.32/x
  3. Step 3: Cross multiply
    12,469.60x = 18,695.76 × 4,676.32
  4. Step 4: Simplify right side
    12,469.60x = 87,427,356.40
  5. Step 5: Solve for x
    x = 87,427,356.40/12,469.60
  6. Step 6: Final answer
    x = 7,011.24

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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.