Home / 39,105.24-53,955.88-22,109.84

Finding the Fourth Proportional to 39,105.24, 53,955.88 and 22,109.84

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Solution

The fourth proportional to 39,105.24, 53,955.88 and 22,109.84 is: 30,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.24 : 53,955.88 = 22,109.84 : x
  2. Step 2: Convert to fraction form
    39,105.24/53,955.88 = 22,109.84/x
  3. Step 3: Cross multiply
    39,105.24x = 53,955.88 × 22,109.84
  4. Step 4: Simplify right side
    39,105.24x = 1,192,955,873.86
  5. Step 5: Solve for x
    x = 1,192,955,873.86/39,105.24
  6. Step 6: Final answer
    x = 30,506.29

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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.