Home / 21,563.77-32,345.79-7,523.73

Finding the Fourth Proportional to 21,563.77, 32,345.79 and 7,523.73

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Solution

The fourth proportional to 21,563.77, 32,345.79 and 7,523.73 is: 11,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563.77 : 32,345.79 = 7,523.73 : x
  2. Step 2: Convert to fraction form
    21,563.77/32,345.79 = 7,523.73/x
  3. Step 3: Cross multiply
    21,563.77x = 32,345.79 × 7,523.73
  4. Step 4: Simplify right side
    21,563.77x = 243,360,990.60
  5. Step 5: Solve for x
    x = 243,360,990.60/21,563.77
  6. Step 6: Final answer
    x = 11,285.64

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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.