Home / 38,865.96-53,635.14-22,099.08

Finding the Fourth Proportional to 38,865.96, 53,635.14 and 22,099.08

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Solution

The fourth proportional to 38,865.96, 53,635.14 and 22,099.08 is: 30,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,865.96 : 53,635.14 = 22,099.08 : x
  2. Step 2: Convert to fraction form
    38,865.96/53,635.14 = 22,099.08/x
  3. Step 3: Cross multiply
    38,865.96x = 53,635.14 × 22,099.08
  4. Step 4: Simplify right side
    38,865.96x = 1,185,287,249.67
  5. Step 5: Solve for x
    x = 1,185,287,249.67/38,865.96
  6. Step 6: Final answer
    x = 30,496.80

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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.