Home / 34,164.40-51,206.42-15,422.54

Finding the Fourth Proportional to 34,164.40, 51,206.42 and 15,422.54

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Solution

The fourth proportional to 34,164.40, 51,206.42 and 15,422.54 is: 23,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,164.40 : 51,206.42 = 15,422.54 : x
  2. Step 2: Convert to fraction form
    34,164.40/51,206.42 = 15,422.54/x
  3. Step 3: Cross multiply
    34,164.40x = 51,206.42 × 15,422.54
  4. Step 4: Simplify right side
    34,164.40x = 789,733,060.71
  5. Step 5: Solve for x
    x = 789,733,060.71/34,164.40
  6. Step 6: Final answer
    x = 23,115.67

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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.