Home / 35,865.68-49,495.20-19,950.80

Finding the Fourth Proportional to 35,865.68, 49,495.20 and 19,950.80

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Solution

The fourth proportional to 35,865.68, 49,495.20 and 19,950.80 is: 27,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,865.68 : 49,495.20 = 19,950.80 : x
  2. Step 2: Convert to fraction form
    35,865.68/49,495.20 = 19,950.80/x
  3. Step 3: Cross multiply
    35,865.68x = 49,495.20 × 19,950.80
  4. Step 4: Simplify right side
    35,865.68x = 987,468,836.16
  5. Step 5: Solve for x
    x = 987,468,836.16/35,865.68
  6. Step 6: Final answer
    x = 27,532.42

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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.