Home / 33,136.49-45,713.46-19,700.42

Finding the Fourth Proportional to 33,136.49, 45,713.46 and 19,700.42

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Solution

The fourth proportional to 33,136.49, 45,713.46 and 19,700.42 is: 27,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.49 : 45,713.46 = 19,700.42 : x
  2. Step 2: Convert to fraction form
    33,136.49/45,713.46 = 19,700.42/x
  3. Step 3: Cross multiply
    33,136.49x = 45,713.46 × 19,700.42
  4. Step 4: Simplify right side
    33,136.49x = 900,574,206.96
  5. Step 5: Solve for x
    x = 900,574,206.96/33,136.49
  6. Step 6: Final answer
    x = 27,177.72

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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.