Home / 34,415.88-51,594.56-15,689.32

Finding the Fourth Proportional to 34,415.88, 51,594.56 and 15,689.32

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Solution

The fourth proportional to 34,415.88, 51,594.56 and 15,689.32 is: 23,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,415.88 : 51,594.56 = 15,689.32 : x
  2. Step 2: Convert to fraction form
    34,415.88/51,594.56 = 15,689.32/x
  3. Step 3: Cross multiply
    34,415.88x = 51,594.56 × 15,689.32
  4. Step 4: Simplify right side
    34,415.88x = 809,483,562.10
  5. Step 5: Solve for x
    x = 809,483,562.10/34,415.88
  6. Step 6: Final answer
    x = 23,520.64

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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.