Home / 35,252.86-52,877.76-11,879.20

Finding the Fourth Proportional to 35,252.86, 52,877.76 and 11,879.20

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Solution

The fourth proportional to 35,252.86, 52,877.76 and 11,879.20 is: 17,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,252.86 : 52,877.76 = 11,879.20 : x
  2. Step 2: Convert to fraction form
    35,252.86/52,877.76 = 11,879.20/x
  3. Step 3: Cross multiply
    35,252.86x = 52,877.76 × 11,879.20
  4. Step 4: Simplify right side
    35,252.86x = 628,145,486.59
  5. Step 5: Solve for x
    x = 628,145,486.59/35,252.86
  6. Step 6: Final answer
    x = 17,818.28

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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.