Home / 23,805.31-32,853.45-15,327.68

Finding the Fourth Proportional to 23,805.31, 32,853.45 and 15,327.68

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Solution

The fourth proportional to 23,805.31, 32,853.45 and 15,327.68 is: 21,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,805.31 : 32,853.45 = 15,327.68 : x
  2. Step 2: Convert to fraction form
    23,805.31/32,853.45 = 15,327.68/x
  3. Step 3: Cross multiply
    23,805.31x = 32,853.45 × 15,327.68
  4. Step 4: Simplify right side
    23,805.31x = 503,567,168.50
  5. Step 5: Solve for x
    x = 503,567,168.50/23,805.31
  6. Step 6: Final answer
    x = 21,153.56

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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.