Home / 11,444.26-17,135.18-8,662.50

Finding the Fourth Proportional to 11,444.26, 17,135.18 and 8,662.50

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Solution

The fourth proportional to 11,444.26, 17,135.18 and 8,662.50 is: 12,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.26 : 17,135.18 = 8,662.50 : x
  2. Step 2: Convert to fraction form
    11,444.26/17,135.18 = 8,662.50/x
  3. Step 3: Cross multiply
    11,444.26x = 17,135.18 × 8,662.50
  4. Step 4: Simplify right side
    11,444.26x = 148,433,496.75
  5. Step 5: Solve for x
    x = 148,433,496.75/11,444.26
  6. Step 6: Final answer
    x = 12,970.13

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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.