Home / 30,709.40-46,112.70-23,322.20

Finding the Fourth Proportional to 30,709.40, 46,112.70 and 23,322.20

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Solution

The fourth proportional to 30,709.40, 46,112.70 and 23,322.20 is: 35,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,709.40 : 46,112.70 = 23,322.20 : x
  2. Step 2: Convert to fraction form
    30,709.40/46,112.70 = 23,322.20/x
  3. Step 3: Cross multiply
    30,709.40x = 46,112.70 × 23,322.20
  4. Step 4: Simplify right side
    30,709.40x = 1,075,449,611.94
  5. Step 5: Solve for x
    x = 1,075,449,611.94/30,709.40
  6. Step 6: Final answer
    x = 35,020.21

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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.