Home / 39,084.72-53,937.72-22,318.80

Finding the Fourth Proportional to 39,084.72, 53,937.72 and 22,318.80

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Solution

The fourth proportional to 39,084.72, 53,937.72 and 22,318.80 is: 30,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084.72 : 53,937.72 = 22,318.80 : x
  2. Step 2: Convert to fraction form
    39,084.72/53,937.72 = 22,318.80/x
  3. Step 3: Cross multiply
    39,084.72x = 53,937.72 × 22,318.80
  4. Step 4: Simplify right side
    39,084.72x = 1,203,825,185.14
  5. Step 5: Solve for x
    x = 1,203,825,185.14/39,084.72
  6. Step 6: Final answer
    x = 30,800.40

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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.