Home / 38,905.86-58,265.25-22,215.32

Finding the Fourth Proportional to 38,905.86, 58,265.25 and 22,215.32

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Solution

The fourth proportional to 38,905.86, 58,265.25 and 22,215.32 is: 33,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,905.86 : 58,265.25 = 22,215.32 : x
  2. Step 2: Convert to fraction form
    38,905.86/58,265.25 = 22,215.32/x
  3. Step 3: Cross multiply
    38,905.86x = 58,265.25 × 22,215.32
  4. Step 4: Simplify right side
    38,905.86x = 1,294,381,027.97
  5. Step 5: Solve for x
    x = 1,294,381,027.97/38,905.86
  6. Step 6: Final answer
    x = 33,269.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.