Home / 55,728.75-83,597.99-14,175.75

Finding the Fourth Proportional to 55,728.75, 83,597.99 and 14,175.75

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Solution

The fourth proportional to 55,728.75, 83,597.99 and 14,175.75 is: 21,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,728.75 : 83,597.99 = 14,175.75 : x
  2. Step 2: Convert to fraction form
    55,728.75/83,597.99 = 14,175.75/x
  3. Step 3: Cross multiply
    55,728.75x = 83,597.99 × 14,175.75
  4. Step 4: Simplify right side
    55,728.75x = 1,185,064,135.86
  5. Step 5: Solve for x
    x = 1,185,064,135.86/55,728.75
  6. Step 6: Final answer
    x = 21,264.86

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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.