Home / 39,533.04-54,556.94-22,539.78

Finding the Fourth Proportional to 39,533.04, 54,556.94 and 22,539.78

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Solution

The fourth proportional to 39,533.04, 54,556.94 and 22,539.78 is: 31,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,533.04 : 54,556.94 = 22,539.78 : x
  2. Step 2: Convert to fraction form
    39,533.04/54,556.94 = 22,539.78/x
  3. Step 3: Cross multiply
    39,533.04x = 54,556.94 × 22,539.78
  4. Step 4: Simplify right side
    39,533.04x = 1,229,701,425.07
  5. Step 5: Solve for x
    x = 1,229,701,425.07/39,533.04
  6. Step 6: Final answer
    x = 31,105.66

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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.