Home / 42,152.83-63,222.24-12,563.73

Finding the Fourth Proportional to 42,152.83, 63,222.24 and 12,563.73

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Solution

The fourth proportional to 42,152.83, 63,222.24 and 12,563.73 is: 18,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,152.83 : 63,222.24 = 12,563.73 : x
  2. Step 2: Convert to fraction form
    42,152.83/63,222.24 = 12,563.73/x
  3. Step 3: Cross multiply
    42,152.83x = 63,222.24 × 12,563.73
  4. Step 4: Simplify right side
    42,152.83x = 794,307,153.36
  5. Step 5: Solve for x
    x = 794,307,153.36/42,152.83
  6. Step 6: Final answer
    x = 18,843.51

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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.