Home / 34,740.95-52,181.17-20,728.33

Finding the Fourth Proportional to 34,740.95, 52,181.17 and 20,728.33

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Solution

The fourth proportional to 34,740.95, 52,181.17 and 20,728.33 is: 31,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,740.95 : 52,181.17 = 20,728.33 : x
  2. Step 2: Convert to fraction form
    34,740.95/52,181.17 = 20,728.33/x
  3. Step 3: Cross multiply
    34,740.95x = 52,181.17 × 20,728.33
  4. Step 4: Simplify right side
    34,740.95x = 1,081,628,147.00
  5. Step 5: Solve for x
    x = 1,081,628,147.00/34,740.95
  6. Step 6: Final answer
    x = 31,134.10

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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.