Home / 12,466.16-18,699.51-4,670.72

Finding the Fourth Proportional to 12,466.16, 18,699.51 and 4,670.72

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Solution

The fourth proportional to 12,466.16, 18,699.51 and 4,670.72 is: 7,006.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.16 : 18,699.51 = 4,670.72 : x
  2. Step 2: Convert to fraction form
    12,466.16/18,699.51 = 4,670.72/x
  3. Step 3: Cross multiply
    12,466.16x = 18,699.51 × 4,670.72
  4. Step 4: Simplify right side
    12,466.16x = 87,340,081.85
  5. Step 5: Solve for x
    x = 87,340,081.85/12,466.16
  6. Step 6: Final answer
    x = 7,006.18

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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.