Home / 12,554.38-18,840.48-5,536.18

Finding the Fourth Proportional to 12,554.38, 18,840.48 and 5,536.18

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Solution

The fourth proportional to 12,554.38, 18,840.48 and 5,536.18 is: 8,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.38 : 18,840.48 = 5,536.18 : x
  2. Step 2: Convert to fraction form
    12,554.38/18,840.48 = 5,536.18/x
  3. Step 3: Cross multiply
    12,554.38x = 18,840.48 × 5,536.18
  4. Step 4: Simplify right side
    12,554.38x = 104,304,288.57
  5. Step 5: Solve for x
    x = 104,304,288.57/12,554.38
  6. Step 6: Final answer
    x = 8,308.20

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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.