Home / 12,466.12-18,693.70-4,669.47

Finding the Fourth Proportional to 12,466.12, 18,693.70 and 4,669.47

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Solution

The fourth proportional to 12,466.12, 18,693.70 and 4,669.47 is: 7,002.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.12 : 18,693.70 = 4,669.47 : x
  2. Step 2: Convert to fraction form
    12,466.12/18,693.70 = 4,669.47/x
  3. Step 3: Cross multiply
    12,466.12x = 18,693.70 × 4,669.47
  4. Step 4: Simplify right side
    12,466.12x = 87,289,671.34
  5. Step 5: Solve for x
    x = 87,289,671.34/12,466.12
  6. Step 6: Final answer
    x = 7,002.15

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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.