Home / 38,664.38-53,355.93-22,749.86

Finding the Fourth Proportional to 38,664.38, 53,355.93 and 22,749.86

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Solution

The fourth proportional to 38,664.38, 53,355.93 and 22,749.86 is: 31,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.38 : 53,355.93 = 22,749.86 : x
  2. Step 2: Convert to fraction form
    38,664.38/53,355.93 = 22,749.86/x
  3. Step 3: Cross multiply
    38,664.38x = 53,355.93 × 22,749.86
  4. Step 4: Simplify right side
    38,664.38x = 1,213,839,670.89
  5. Step 5: Solve for x
    x = 1,213,839,670.89/38,664.38
  6. Step 6: Final answer
    x = 31,394.27

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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.