Home / 21,848.41-32,774.72-8,697.70

Finding the Fourth Proportional to 21,848.41, 32,774.72 and 8,697.70

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Solution

The fourth proportional to 21,848.41, 32,774.72 and 8,697.70 is: 13,047.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848.41 : 32,774.72 = 8,697.70 : x
  2. Step 2: Convert to fraction form
    21,848.41/32,774.72 = 8,697.70/x
  3. Step 3: Cross multiply
    21,848.41x = 32,774.72 × 8,697.70
  4. Step 4: Simplify right side
    21,848.41x = 285,064,682.14
  5. Step 5: Solve for x
    x = 285,064,682.14/21,848.41
  6. Step 6: Final answer
    x = 13,047.39

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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.