Home / 28,608.21-42,912.32-23,337.54

Finding the Fourth Proportional to 28,608.21, 42,912.32 and 23,337.54

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Solution

The fourth proportional to 28,608.21, 42,912.32 and 23,337.54 is: 35,006.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608.21 : 42,912.32 = 23,337.54 : x
  2. Step 2: Convert to fraction form
    28,608.21/42,912.32 = 23,337.54/x
  3. Step 3: Cross multiply
    28,608.21x = 42,912.32 × 23,337.54
  4. Step 4: Simplify right side
    28,608.21x = 1,001,467,867.81
  5. Step 5: Solve for x
    x = 1,001,467,867.81/28,608.21
  6. Step 6: Final answer
    x = 35,006.31

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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.