Home / 21,750.35-32,592.31-15,523.47

Finding the Fourth Proportional to 21,750.35, 32,592.31 and 15,523.47

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Solution

The fourth proportional to 21,750.35, 32,592.31 and 15,523.47 is: 23,261.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,750.35 : 32,592.31 = 15,523.47 : x
  2. Step 2: Convert to fraction form
    21,750.35/32,592.31 = 15,523.47/x
  3. Step 3: Cross multiply
    21,750.35x = 32,592.31 × 15,523.47
  4. Step 4: Simplify right side
    21,750.35x = 505,945,668.90
  5. Step 5: Solve for x
    x = 505,945,668.90/21,750.35
  6. Step 6: Final answer
    x = 23,261.50

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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.