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Finding the Fourth Proportional to 12,466.99, 18,695.01 and 4,670.34

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Solution

The fourth proportional to 12,466.99, 18,695.01 and 4,670.34 is: 7,003.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.99 : 18,695.01 = 4,670.34 : x
  2. Step 2: Convert to fraction form
    12,466.99/18,695.01 = 4,670.34/x
  3. Step 3: Cross multiply
    12,466.99x = 18,695.01 × 4,670.34
  4. Step 4: Simplify right side
    12,466.99x = 87,312,053.00
  5. Step 5: Solve for x
    x = 87,312,053.00/12,466.99
  6. Step 6: Final answer
    x = 7,003.46

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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.