Home / 42,292.80-63,414.60-15,999.60

Finding the Fourth Proportional to 42,292.80, 63,414.60 and 15,999.60

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Solution

The fourth proportional to 42,292.80, 63,414.60 and 15,999.60 is: 23,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,292.80 : 63,414.60 = 15,999.60 : x
  2. Step 2: Convert to fraction form
    42,292.80/63,414.60 = 15,999.60/x
  3. Step 3: Cross multiply
    42,292.80x = 63,414.60 × 15,999.60
  4. Step 4: Simplify right side
    42,292.80x = 1,014,608,234.16
  5. Step 5: Solve for x
    x = 1,014,608,234.16/42,292.80
  6. Step 6: Final answer
    x = 23,990.09

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1.5x scale

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.