Home / 13,358.79-20,027.52-6,335.28

Finding the Fourth Proportional to 13,358.79, 20,027.52 and 6,335.28

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Solution

The fourth proportional to 13,358.79, 20,027.52 and 6,335.28 is: 9,497.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358.79 : 20,027.52 = 6,335.28 : x
  2. Step 2: Convert to fraction form
    13,358.79/20,027.52 = 6,335.28/x
  3. Step 3: Cross multiply
    13,358.79x = 20,027.52 × 6,335.28
  4. Step 4: Simplify right side
    13,358.79x = 126,879,946.91
  5. Step 5: Solve for x
    x = 126,879,946.91/13,358.79
  6. Step 6: Final answer
    x = 9,497.86

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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.