Home / 39,081.96-53,932.10-22,086.14

Finding the Fourth Proportional to 39,081.96, 53,932.10 and 22,086.14

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Solution

The fourth proportional to 39,081.96, 53,932.10 and 22,086.14 is: 30,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,081.96 : 53,932.10 = 22,086.14 : x
  2. Step 2: Convert to fraction form
    39,081.96/53,932.10 = 22,086.14/x
  3. Step 3: Cross multiply
    39,081.96x = 53,932.10 × 22,086.14
  4. Step 4: Simplify right side
    39,081.96x = 1,191,151,531.00
  5. Step 5: Solve for x
    x = 1,191,151,531.00/39,081.96
  6. Step 6: Final answer
    x = 30,478.30

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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.