Home / 21,610.03-32,403.34-9,749.94

Finding the Fourth Proportional to 21,610.03, 32,403.34 and 9,749.94

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Solution

The fourth proportional to 21,610.03, 32,403.34 and 9,749.94 is: 14,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,610.03 : 32,403.34 = 9,749.94 : x
  2. Step 2: Convert to fraction form
    21,610.03/32,403.34 = 9,749.94/x
  3. Step 3: Cross multiply
    21,610.03x = 32,403.34 × 9,749.94
  4. Step 4: Simplify right side
    21,610.03x = 315,930,620.80
  5. Step 5: Solve for x
    x = 315,930,620.80/21,610.03
  6. Step 6: Final answer
    x = 14,619.63

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1.5x scale

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.