Home / 34,219.68-51,330.96-11,745.84

Finding the Fourth Proportional to 34,219.68, 51,330.96 and 11,745.84

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Solution

The fourth proportional to 34,219.68, 51,330.96 and 11,745.84 is: 17,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,219.68 : 51,330.96 = 11,745.84 : x
  2. Step 2: Convert to fraction form
    34,219.68/51,330.96 = 11,745.84/x
  3. Step 3: Cross multiply
    34,219.68x = 51,330.96 × 11,745.84
  4. Step 4: Simplify right side
    34,219.68x = 602,925,243.21
  5. Step 5: Solve for x
    x = 602,925,243.21/34,219.68
  6. Step 6: Final answer
    x = 17,619.25

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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.