Home / 14,110.48-21,157.62-9,435.85

Finding the Fourth Proportional to 14,110.48, 21,157.62 and 9,435.85

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Solution

The fourth proportional to 14,110.48, 21,157.62 and 9,435.85 is: 14,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.48 : 21,157.62 = 9,435.85 : x
  2. Step 2: Convert to fraction form
    14,110.48/21,157.62 = 9,435.85/x
  3. Step 3: Cross multiply
    14,110.48x = 21,157.62 × 9,435.85
  4. Step 4: Simplify right side
    14,110.48x = 199,640,128.68
  5. Step 5: Solve for x
    x = 199,640,128.68/14,110.48
  6. Step 6: Final answer
    x = 14,148.36

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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.