Home / 34,340.64-51,423.84-28,779.36

Finding the Fourth Proportional to 34,340.64, 51,423.84 and 28,779.36

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Solution

The fourth proportional to 34,340.64, 51,423.84 and 28,779.36 is: 43,096.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,340.64 : 51,423.84 = 28,779.36 : x
  2. Step 2: Convert to fraction form
    34,340.64/51,423.84 = 28,779.36/x
  3. Step 3: Cross multiply
    34,340.64x = 51,423.84 × 28,779.36
  4. Step 4: Simplify right side
    34,340.64x = 1,479,945,203.94
  5. Step 5: Solve for x
    x = 1,479,945,203.94/34,340.64
  6. Step 6: Final answer
    x = 43,096.03

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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.