Home / 34,338.64-51,420.84-28,777.36

Finding the Fourth Proportional to 34,338.64, 51,420.84 and 28,777.36

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Solution

The fourth proportional to 34,338.64, 51,420.84 and 28,777.36 is: 43,093.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,338.64 : 51,420.84 = 28,777.36 : x
  2. Step 2: Convert to fraction form
    34,338.64/51,420.84 = 28,777.36/x
  3. Step 3: Cross multiply
    34,338.64x = 51,420.84 × 28,777.36
  4. Step 4: Simplify right side
    34,338.64x = 1,479,756,024.18
  5. Step 5: Solve for x
    x = 1,479,756,024.18/34,338.64
  6. Step 6: Final answer
    x = 43,093.03

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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.