Home / 51,965.50-77,961.48-14,525.60

Finding the Fourth Proportional to 51,965.50, 77,961.48 and 14,525.60

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Solution

The fourth proportional to 51,965.50, 77,961.48 and 14,525.60 is: 21,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,965.50 : 77,961.48 = 14,525.60 : x
  2. Step 2: Convert to fraction form
    51,965.50/77,961.48 = 14,525.60/x
  3. Step 3: Cross multiply
    51,965.50x = 77,961.48 × 14,525.60
  4. Step 4: Simplify right side
    51,965.50x = 1,132,437,273.89
  5. Step 5: Solve for x
    x = 1,132,437,273.89/51,965.50
  6. Step 6: Final answer
    x = 21,792.10

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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.