Home / 13,927.02-20,879.82-4,561.35

Finding the Fourth Proportional to 13,927.02, 20,879.82 and 4,561.35

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Solution

The fourth proportional to 13,927.02, 20,879.82 and 4,561.35 is: 6,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.02 : 20,879.82 = 4,561.35 : x
  2. Step 2: Convert to fraction form
    13,927.02/20,879.82 = 4,561.35/x
  3. Step 3: Cross multiply
    13,927.02x = 20,879.82 × 4,561.35
  4. Step 4: Simplify right side
    13,927.02x = 95,240,166.96
  5. Step 5: Solve for x
    x = 95,240,166.96/13,927.02
  6. Step 6: Final answer
    x = 6,838.52

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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.