Home / 21,449.25-32,183.60-10,353.87

Finding the Fourth Proportional to 21,449.25, 32,183.60 and 10,353.87

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Solution

The fourth proportional to 21,449.25, 32,183.60 and 10,353.87 is: 15,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449.25 : 32,183.60 = 10,353.87 : x
  2. Step 2: Convert to fraction form
    21,449.25/32,183.60 = 10,353.87/x
  3. Step 3: Cross multiply
    21,449.25x = 32,183.60 × 10,353.87
  4. Step 4: Simplify right side
    21,449.25x = 333,224,758.76
  5. Step 5: Solve for x
    x = 333,224,758.76/21,449.25
  6. Step 6: Final answer
    x = 15,535.50

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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.