Home / 39,353.69-54,309.36-22,357.63

Finding the Fourth Proportional to 39,353.69, 54,309.36 and 22,357.63

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Solution

The fourth proportional to 39,353.69, 54,309.36 and 22,357.63 is: 30,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353.69 : 54,309.36 = 22,357.63 : x
  2. Step 2: Convert to fraction form
    39,353.69/54,309.36 = 22,357.63/x
  3. Step 3: Cross multiply
    39,353.69x = 54,309.36 × 22,357.63
  4. Step 4: Simplify right side
    39,353.69x = 1,214,228,422.65
  5. Step 5: Solve for x
    x = 1,214,228,422.65/39,353.69
  6. Step 6: Final answer
    x = 30,854.24

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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.