Home / 21,881.46-32,808.78-10,183.44

Finding the Fourth Proportional to 21,881.46, 32,808.78 and 10,183.44

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Solution

The fourth proportional to 21,881.46, 32,808.78 and 10,183.44 is: 15,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,881.46 : 32,808.78 = 10,183.44 : x
  2. Step 2: Convert to fraction form
    21,881.46/32,808.78 = 10,183.44/x
  3. Step 3: Cross multiply
    21,881.46x = 32,808.78 × 10,183.44
  4. Step 4: Simplify right side
    21,881.46x = 334,106,242.60
  5. Step 5: Solve for x
    x = 334,106,242.60/21,881.46
  6. Step 6: Final answer
    x = 15,268.92

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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.