Home / 34,161.40-51,209.70-30,662.20

Finding the Fourth Proportional to 34,161.40, 51,209.70 and 30,662.20

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Solution

The fourth proportional to 34,161.40, 51,209.70 and 30,662.20 is: 45,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.40 : 51,209.70 = 30,662.20 : x
  2. Step 2: Convert to fraction form
    34,161.40/51,209.70 = 30,662.20/x
  3. Step 3: Cross multiply
    34,161.40x = 51,209.70 × 30,662.20
  4. Step 4: Simplify right side
    34,161.40x = 1,570,202,063.34
  5. Step 5: Solve for x
    x = 1,570,202,063.34/34,161.40
  6. Step 6: Final answer
    x = 45,964.22

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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.