Home / 34,672.14-47,847.48-18,756.54

Finding the Fourth Proportional to 34,672.14, 47,847.48 and 18,756.54

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Solution

The fourth proportional to 34,672.14, 47,847.48 and 18,756.54 is: 25,883.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,672.14 : 47,847.48 = 18,756.54 : x
  2. Step 2: Convert to fraction form
    34,672.14/47,847.48 = 18,756.54/x
  3. Step 3: Cross multiply
    34,672.14x = 47,847.48 × 18,756.54
  4. Step 4: Simplify right side
    34,672.14x = 897,453,172.52
  5. Step 5: Solve for x
    x = 897,453,172.52/34,672.14
  6. Step 6: Final answer
    x = 25,883.99

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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.