Home / 19,404.30-26,814.24-16,531.50

Finding the Fourth Proportional to 19,404.30, 26,814.24 and 16,531.50

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Solution

The fourth proportional to 19,404.30, 26,814.24 and 16,531.50 is: 22,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.30 : 26,814.24 = 16,531.50 : x
  2. Step 2: Convert to fraction form
    19,404.30/26,814.24 = 16,531.50/x
  3. Step 3: Cross multiply
    19,404.30x = 26,814.24 × 16,531.50
  4. Step 4: Simplify right side
    19,404.30x = 443,279,608.56
  5. Step 5: Solve for x
    x = 443,279,608.56/19,404.30
  6. Step 6: Final answer
    x = 22,844.40

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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.