Home / 16,251.55-24,344.13-13,611.51

Finding the Fourth Proportional to 16,251.55, 24,344.13 and 13,611.51

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Solution

The fourth proportional to 16,251.55, 24,344.13 and 13,611.51 is: 20,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251.55 : 24,344.13 = 13,611.51 : x
  2. Step 2: Convert to fraction form
    16,251.55/24,344.13 = 13,611.51/x
  3. Step 3: Cross multiply
    16,251.55x = 24,344.13 × 13,611.51
  4. Step 4: Simplify right side
    16,251.55x = 331,360,409.12
  5. Step 5: Solve for x
    x = 331,360,409.12/16,251.55
  6. Step 6: Final answer
    x = 20,389.47

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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.