Home / 12,557.24-18,840.44-4,766

Finding the Fourth Proportional to 12,557.24, 18,840.44 and 4,766

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Solution

The fourth proportional to 12,557.24, 18,840.44 and 4,766 is: 7,150.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.24 : 18,840.44 = 4,766 : x
  2. Step 2: Convert to fraction form
    12,557.24/18,840.44 = 4,766/x
  3. Step 3: Cross multiply
    12,557.24x = 18,840.44 × 4,766
  4. Step 4: Simplify right side
    12,557.24x = 89,793,537.04
  5. Step 5: Solve for x
    x = 89,793,537.04/12,557.24
  6. Step 6: Final answer
    x = 7,150.74

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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.