Home / 13,837.34-19,093.92-8,531.04

Finding the Fourth Proportional to 13,837.34, 19,093.92 and 8,531.04

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Solution

The fourth proportional to 13,837.34, 19,093.92 and 8,531.04 is: 11,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.34 : 19,093.92 = 8,531.04 : x
  2. Step 2: Convert to fraction form
    13,837.34/19,093.92 = 8,531.04/x
  3. Step 3: Cross multiply
    13,837.34x = 19,093.92 × 8,531.04
  4. Step 4: Simplify right side
    13,837.34x = 162,890,995.28
  5. Step 5: Solve for x
    x = 162,890,995.28/13,837.34
  6. Step 6: Final answer
    x = 11,771.84

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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.