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Finding the Fourth Proportional to 18,536.88, 27,806.88 and 6,056.72

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Solution

The fourth proportional to 18,536.88, 27,806.88 and 6,056.72 is: 9,085.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.88 : 27,806.88 = 6,056.72 : x
  2. Step 2: Convert to fraction form
    18,536.88/27,806.88 = 6,056.72/x
  3. Step 3: Cross multiply
    18,536.88x = 27,806.88 × 6,056.72
  4. Step 4: Simplify right side
    18,536.88x = 168,418,486.23
  5. Step 5: Solve for x
    x = 168,418,486.23/18,536.88
  6. Step 6: Final answer
    x = 9,085.59

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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.