Home / 14,986.98-20,683.44-11,203.59

Finding the Fourth Proportional to 14,986.98, 20,683.44 and 11,203.59

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Solution

The fourth proportional to 14,986.98, 20,683.44 and 11,203.59 is: 15,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.98 : 20,683.44 = 11,203.59 : x
  2. Step 2: Convert to fraction form
    14,986.98/20,683.44 = 11,203.59/x
  3. Step 3: Cross multiply
    14,986.98x = 20,683.44 × 11,203.59
  4. Step 4: Simplify right side
    14,986.98x = 231,728,781.55
  5. Step 5: Solve for x
    x = 231,728,781.55/14,986.98
  6. Step 6: Final answer
    x = 15,462.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.