Home / 23,100.66-34,608.60-20,610.18

Finding the Fourth Proportional to 23,100.66, 34,608.60 and 20,610.18

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Solution

The fourth proportional to 23,100.66, 34,608.60 and 20,610.18 is: 30,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100.66 : 34,608.60 = 20,610.18 : x
  2. Step 2: Convert to fraction form
    23,100.66/34,608.60 = 20,610.18/x
  3. Step 3: Cross multiply
    23,100.66x = 34,608.60 × 20,610.18
  4. Step 4: Simplify right side
    23,100.66x = 713,289,475.55
  5. Step 5: Solve for x
    x = 713,289,475.55/23,100.66
  6. Step 6: Final answer
    x = 30,877.45

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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.