Home / 13,536.06-18,677.52-12,447.33

Finding the Fourth Proportional to 13,536.06, 18,677.52 and 12,447.33

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Solution

The fourth proportional to 13,536.06, 18,677.52 and 12,447.33 is: 17,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.06 : 18,677.52 = 12,447.33 : x
  2. Step 2: Convert to fraction form
    13,536.06/18,677.52 = 12,447.33/x
  3. Step 3: Cross multiply
    13,536.06x = 18,677.52 × 12,447.33
  4. Step 4: Simplify right side
    13,536.06x = 232,485,255.02
  5. Step 5: Solve for x
    x = 232,485,255.02/13,536.06
  6. Step 6: Final answer
    x = 17,175.25

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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.