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Finding the Fourth Proportional to 12,466.16, 18,688.62 and 5,440.92

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Solution

The fourth proportional to 12,466.16, 18,688.62 and 5,440.92 is: 8,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.16 : 18,688.62 = 5,440.92 : x
  2. Step 2: Convert to fraction form
    12,466.16/18,688.62 = 5,440.92/x
  3. Step 3: Cross multiply
    12,466.16x = 18,688.62 × 5,440.92
  4. Step 4: Simplify right side
    12,466.16x = 101,683,345.24
  5. Step 5: Solve for x
    x = 101,683,345.24/12,466.16
  6. Step 6: Final answer
    x = 8,156.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.