Home / 23,610.78-35,243.43-20,808.35

Finding the Fourth Proportional to 23,610.78, 35,243.43 and 20,808.35

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Solution

The fourth proportional to 23,610.78, 35,243.43 and 20,808.35 is: 31,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,610.78 : 35,243.43 = 20,808.35 : x
  2. Step 2: Convert to fraction form
    23,610.78/35,243.43 = 20,808.35/x
  3. Step 3: Cross multiply
    23,610.78x = 35,243.43 × 20,808.35
  4. Step 4: Simplify right side
    23,610.78x = 733,357,450.42
  5. Step 5: Solve for x
    x = 733,357,450.42/23,610.78
  6. Step 6: Final answer
    x = 31,060.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.