Home / 51,114.42-76,670.95-13,163.48

Finding the Fourth Proportional to 51,114.42, 76,670.95 and 13,163.48

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Solution

The fourth proportional to 51,114.42, 76,670.95 and 13,163.48 is: 19,745.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,114.42 : 76,670.95 = 13,163.48 : x
  2. Step 2: Convert to fraction form
    51,114.42/76,670.95 = 13,163.48/x
  3. Step 3: Cross multiply
    51,114.42x = 76,670.95 × 13,163.48
  4. Step 4: Simplify right side
    51,114.42x = 1,009,256,675.67
  5. Step 5: Solve for x
    x = 1,009,256,675.67/51,114.42
  6. Step 6: Final answer
    x = 19,745.05

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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.