Home / 12,060.77-18,118.96-11,562.55

Finding the Fourth Proportional to 12,060.77, 18,118.96 and 11,562.55

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Solution

The fourth proportional to 12,060.77, 18,118.96 and 11,562.55 is: 17,370.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.77 : 18,118.96 = 11,562.55 : x
  2. Step 2: Convert to fraction form
    12,060.77/18,118.96 = 11,562.55/x
  3. Step 3: Cross multiply
    12,060.77x = 18,118.96 × 11,562.55
  4. Step 4: Simplify right side
    12,060.77x = 209,501,306.74
  5. Step 5: Solve for x
    x = 209,501,306.74/12,060.77
  6. Step 6: Final answer
    x = 17,370.48

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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.