Home / 39,341.35-54,286.36-22,339.45

Finding the Fourth Proportional to 39,341.35, 54,286.36 and 22,339.45

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Solution

The fourth proportional to 39,341.35, 54,286.36 and 22,339.45 is: 30,825.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341.35 : 54,286.36 = 22,339.45 : x
  2. Step 2: Convert to fraction form
    39,341.35/54,286.36 = 22,339.45/x
  3. Step 3: Cross multiply
    39,341.35x = 54,286.36 × 22,339.45
  4. Step 4: Simplify right side
    39,341.35x = 1,212,727,424.90
  5. Step 5: Solve for x
    x = 1,212,727,424.90/39,341.35
  6. Step 6: Final answer
    x = 30,825.77

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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.