Home / 21,848.46-32,777.61-8,700.54

Finding the Fourth Proportional to 21,848.46, 32,777.61 and 8,700.54

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Solution

The fourth proportional to 21,848.46, 32,777.61 and 8,700.54 is: 13,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848.46 : 32,777.61 = 8,700.54 : x
  2. Step 2: Convert to fraction form
    21,848.46/32,777.61 = 8,700.54/x
  3. Step 3: Cross multiply
    21,848.46x = 32,777.61 × 8,700.54
  4. Step 4: Simplify right side
    21,848.46x = 285,182,906.91
  5. Step 5: Solve for x
    x = 285,182,906.91/21,848.46
  6. Step 6: Final answer
    x = 13,052.77

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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.