Home / 14,660.60-22,020.30-8,749.01

Finding the Fourth Proportional to 14,660.60, 22,020.30 and 8,749.01

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Solution

The fourth proportional to 14,660.60, 22,020.30 and 8,749.01 is: 13,141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.60 : 22,020.30 = 8,749.01 : x
  2. Step 2: Convert to fraction form
    14,660.60/22,020.30 = 8,749.01/x
  3. Step 3: Cross multiply
    14,660.60x = 22,020.30 × 8,749.01
  4. Step 4: Simplify right side
    14,660.60x = 192,655,879.95
  5. Step 5: Solve for x
    x = 192,655,879.95/14,660.60
  6. Step 6: Final answer
    x = 13,141.07

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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.