Home / 21,441.76-32,169.33-10,346.54

Finding the Fourth Proportional to 21,441.76, 32,169.33 and 10,346.54

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Solution

The fourth proportional to 21,441.76, 32,169.33 and 10,346.54 is: 15,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.76 : 32,169.33 = 10,346.54 : x
  2. Step 2: Convert to fraction form
    21,441.76/32,169.33 = 10,346.54/x
  3. Step 3: Cross multiply
    21,441.76x = 32,169.33 × 10,346.54
  4. Step 4: Simplify right side
    21,441.76x = 332,841,098.77
  5. Step 5: Solve for x
    x = 332,841,098.77/21,441.76
  6. Step 6: Final answer
    x = 15,523.03

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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.