Home / 12,436.19-18,652.43-4,536.84

Finding the Fourth Proportional to 12,436.19, 18,652.43 and 4,536.84

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Solution

The fourth proportional to 12,436.19, 18,652.43 and 4,536.84 is: 6,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436.19 : 18,652.43 = 4,536.84 : x
  2. Step 2: Convert to fraction form
    12,436.19/18,652.43 = 4,536.84/x
  3. Step 3: Cross multiply
    12,436.19x = 18,652.43 × 4,536.84
  4. Step 4: Simplify right side
    12,436.19x = 84,623,067.84
  5. Step 5: Solve for x
    x = 84,623,067.84/12,436.19
  6. Step 6: Final answer
    x = 6,804.58

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1.5x scale

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.