Home / 34,825.28-48,059.84-20,486.14

Finding the Fourth Proportional to 34,825.28, 48,059.84 and 20,486.14

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Solution

The fourth proportional to 34,825.28, 48,059.84 and 20,486.14 is: 28,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,825.28 : 48,059.84 = 20,486.14 : x
  2. Step 2: Convert to fraction form
    34,825.28/48,059.84 = 20,486.14/x
  3. Step 3: Cross multiply
    34,825.28x = 48,059.84 × 20,486.14
  4. Step 4: Simplify right side
    34,825.28x = 984,560,541.68
  5. Step 5: Solve for x
    x = 984,560,541.68/34,825.28
  6. Step 6: Final answer
    x = 28,271.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.