Home / 11,427.48-17,169.98-7,269.35

Finding the Fourth Proportional to 11,427.48, 17,169.98 and 7,269.35

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Solution

The fourth proportional to 11,427.48, 17,169.98 and 7,269.35 is: 10,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,427.48 : 17,169.98 = 7,269.35 : x
  2. Step 2: Convert to fraction form
    11,427.48/17,169.98 = 7,269.35/x
  3. Step 3: Cross multiply
    11,427.48x = 17,169.98 × 7,269.35
  4. Step 4: Simplify right side
    11,427.48x = 124,814,471.92
  5. Step 5: Solve for x
    x = 124,814,471.92/11,427.48
  6. Step 6: Final answer
    x = 10,922.31

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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.