Home / 39,208.14-54,095.32-22,209.69

Finding the Fourth Proportional to 39,208.14, 54,095.32 and 22,209.69

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Solution

The fourth proportional to 39,208.14, 54,095.32 and 22,209.69 is: 30,642.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.14 : 54,095.32 = 22,209.69 : x
  2. Step 2: Convert to fraction form
    39,208.14/54,095.32 = 22,209.69/x
  3. Step 3: Cross multiply
    39,208.14x = 54,095.32 × 22,209.69
  4. Step 4: Simplify right side
    39,208.14x = 1,201,440,287.65
  5. Step 5: Solve for x
    x = 1,201,440,287.65/39,208.14
  6. Step 6: Final answer
    x = 30,642.62

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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.