Home / 14,288.20-21,456.60-10,594.60

Finding the Fourth Proportional to 14,288.20, 21,456.60 and 10,594.60

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Solution

The fourth proportional to 14,288.20, 21,456.60 and 10,594.60 is: 15,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,288.20 : 21,456.60 = 10,594.60 : x
  2. Step 2: Convert to fraction form
    14,288.20/21,456.60 = 10,594.60/x
  3. Step 3: Cross multiply
    14,288.20x = 21,456.60 × 10,594.60
  4. Step 4: Simplify right side
    14,288.20x = 227,324,094.36
  5. Step 5: Solve for x
    x = 227,324,094.36/14,288.20
  6. Step 6: Final answer
    x = 15,909.92

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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.