Home / 17,784.24-24,523.82-15,274.64

Finding the Fourth Proportional to 17,784.24, 24,523.82 and 15,274.64

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Solution

The fourth proportional to 17,784.24, 24,523.82 and 15,274.64 is: 21,063.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784.24 : 24,523.82 = 15,274.64 : x
  2. Step 2: Convert to fraction form
    17,784.24/24,523.82 = 15,274.64/x
  3. Step 3: Cross multiply
    17,784.24x = 24,523.82 × 15,274.64
  4. Step 4: Simplify right side
    17,784.24x = 374,592,521.92
  5. Step 5: Solve for x
    x = 374,592,521.92/17,784.24
  6. Step 6: Final answer
    x = 21,063.17

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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.