Home / 21,515.64-32,277.92-10,847.96

Finding the Fourth Proportional to 21,515.64, 32,277.92 and 10,847.96

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Solution

The fourth proportional to 21,515.64, 32,277.92 and 10,847.96 is: 16,274.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,515.64 : 32,277.92 = 10,847.96 : x
  2. Step 2: Convert to fraction form
    21,515.64/32,277.92 = 10,847.96/x
  3. Step 3: Cross multiply
    21,515.64x = 32,277.92 × 10,847.96
  4. Step 4: Simplify right side
    21,515.64x = 350,149,585.04
  5. Step 5: Solve for x
    x = 350,149,585.04/21,515.64
  6. Step 6: Final answer
    x = 16,274.19

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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.