Home / 33,288.96-45,934.08-19,136.64

Finding the Fourth Proportional to 33,288.96, 45,934.08 and 19,136.64

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Solution

The fourth proportional to 33,288.96, 45,934.08 and 19,136.64 is: 26,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,288.96 : 45,934.08 = 19,136.64 : x
  2. Step 2: Convert to fraction form
    33,288.96/45,934.08 = 19,136.64/x
  3. Step 3: Cross multiply
    33,288.96x = 45,934.08 × 19,136.64
  4. Step 4: Simplify right side
    33,288.96x = 879,023,952.69
  5. Step 5: Solve for x
    x = 879,023,952.69/33,288.96
  6. Step 6: Final answer
    x = 26,405.87

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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.