Home / 19,626.75-29,440.02-5,586.78

Finding the Fourth Proportional to 19,626.75, 29,440.02 and 5,586.78

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Solution

The fourth proportional to 19,626.75, 29,440.02 and 5,586.78 is: 8,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.75 : 29,440.02 = 5,586.78 : x
  2. Step 2: Convert to fraction form
    19,626.75/29,440.02 = 5,586.78/x
  3. Step 3: Cross multiply
    19,626.75x = 29,440.02 × 5,586.78
  4. Step 4: Simplify right side
    19,626.75x = 164,474,914.94
  5. Step 5: Solve for x
    x = 164,474,914.94/19,626.75
  6. Step 6: Final answer
    x = 8,380.14

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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.