Home / 51,571.14-71,154.90-30,346.44

Finding the Fourth Proportional to 51,571.14, 71,154.90 and 30,346.44

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Solution

The fourth proportional to 51,571.14, 71,154.90 and 30,346.44 is: 41,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571.14 : 71,154.90 = 30,346.44 : x
  2. Step 2: Convert to fraction form
    51,571.14/71,154.90 = 30,346.44/x
  3. Step 3: Cross multiply
    51,571.14x = 71,154.90 × 30,346.44
  4. Step 4: Simplify right side
    51,571.14x = 2,159,297,903.56
  5. Step 5: Solve for x
    x = 2,159,297,903.56/51,571.14
  6. Step 6: Final answer
    x = 41,870.28

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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.