Home / 20,367.88-30,526.30-11,007.52

Finding the Fourth Proportional to 20,367.88, 30,526.30 and 11,007.52

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Solution

The fourth proportional to 20,367.88, 30,526.30 and 11,007.52 is: 16,497.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367.88 : 30,526.30 = 11,007.52 : x
  2. Step 2: Convert to fraction form
    20,367.88/30,526.30 = 11,007.52/x
  3. Step 3: Cross multiply
    20,367.88x = 30,526.30 × 11,007.52
  4. Step 4: Simplify right side
    20,367.88x = 336,018,857.78
  5. Step 5: Solve for x
    x = 336,018,857.78/20,367.88
  6. Step 6: Final answer
    x = 16,497.49

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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.