Home / 35,270.10-52,905.20-11,912.94

Finding the Fourth Proportional to 35,270.10, 52,905.20 and 11,912.94

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Solution

The fourth proportional to 35,270.10, 52,905.20 and 11,912.94 is: 17,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,270.10 : 52,905.20 = 11,912.94 : x
  2. Step 2: Convert to fraction form
    35,270.10/52,905.20 = 11,912.94/x
  3. Step 3: Cross multiply
    35,270.10x = 52,905.20 × 11,912.94
  4. Step 4: Simplify right side
    35,270.10x = 630,256,413.72
  5. Step 5: Solve for x
    x = 630,256,413.72/35,270.10
  6. Step 6: Final answer
    x = 17,869.43

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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.