Home / 17,520.68-24,178.58-11,233.05

Finding the Fourth Proportional to 17,520.68, 24,178.58 and 11,233.05

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Solution

The fourth proportional to 17,520.68, 24,178.58 and 11,233.05 is: 15,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.68 : 24,178.58 = 11,233.05 : x
  2. Step 2: Convert to fraction form
    17,520.68/24,178.58 = 11,233.05/x
  3. Step 3: Cross multiply
    17,520.68x = 24,178.58 × 11,233.05
  4. Step 4: Simplify right side
    17,520.68x = 271,599,265.77
  5. Step 5: Solve for x
    x = 271,599,265.77/17,520.68
  6. Step 6: Final answer
    x = 15,501.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.