Home / 14,240.96-19,649.52-8,269.54

Finding the Fourth Proportional to 14,240.96, 19,649.52 and 8,269.54

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Solution

The fourth proportional to 14,240.96, 19,649.52 and 8,269.54 is: 11,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.96 : 19,649.52 = 8,269.54 : x
  2. Step 2: Convert to fraction form
    14,240.96/19,649.52 = 8,269.54/x
  3. Step 3: Cross multiply
    14,240.96x = 19,649.52 × 8,269.54
  4. Step 4: Simplify right side
    14,240.96x = 162,492,393.37
  5. Step 5: Solve for x
    x = 162,492,393.37/14,240.96
  6. Step 6: Final answer
    x = 11,410.21

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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.