Home / 14,515.66-20,039.82-11,106.26

Finding the Fourth Proportional to 14,515.66, 20,039.82 and 11,106.26

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Solution

The fourth proportional to 14,515.66, 20,039.82 and 11,106.26 is: 15,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,515.66 : 20,039.82 = 11,106.26 : x
  2. Step 2: Convert to fraction form
    14,515.66/20,039.82 = 11,106.26/x
  3. Step 3: Cross multiply
    14,515.66x = 20,039.82 × 11,106.26
  4. Step 4: Simplify right side
    14,515.66x = 222,567,451.27
  5. Step 5: Solve for x
    x = 222,567,451.27/14,515.66
  6. Step 6: Final answer
    x = 15,332.92

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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.