Home / 39,013.48-53,834.68-22,016.20

Finding the Fourth Proportional to 39,013.48, 53,834.68 and 22,016.20

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Solution

The fourth proportional to 39,013.48, 53,834.68 and 22,016.20 is: 30,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,013.48 : 53,834.68 = 22,016.20 : x
  2. Step 2: Convert to fraction form
    39,013.48/53,834.68 = 22,016.20/x
  3. Step 3: Cross multiply
    39,013.48x = 53,834.68 × 22,016.20
  4. Step 4: Simplify right side
    39,013.48x = 1,185,235,081.82
  5. Step 5: Solve for x
    x = 1,185,235,081.82/39,013.48
  6. Step 6: Final answer
    x = 30,380.14

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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.