Home / 20,601.68-30,924.38-19,551.92

Finding the Fourth Proportional to 20,601.68, 30,924.38 and 19,551.92

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Solution

The fourth proportional to 20,601.68, 30,924.38 and 19,551.92 is: 29,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,601.68 : 30,924.38 = 19,551.92 : x
  2. Step 2: Convert to fraction form
    20,601.68/30,924.38 = 19,551.92/x
  3. Step 3: Cross multiply
    20,601.68x = 30,924.38 × 19,551.92
  4. Step 4: Simplify right side
    20,601.68x = 604,630,898.07
  5. Step 5: Solve for x
    x = 604,630,898.07/20,601.68
  6. Step 6: Final answer
    x = 29,348.63

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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.