Home / 30,075.44-41,522.96-19,325.12

Finding the Fourth Proportional to 30,075.44, 41,522.96 and 19,325.12

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Solution

The fourth proportional to 30,075.44, 41,522.96 and 19,325.12 is: 26,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,075.44 : 41,522.96 = 19,325.12 : x
  2. Step 2: Convert to fraction form
    30,075.44/41,522.96 = 19,325.12/x
  3. Step 3: Cross multiply
    30,075.44x = 41,522.96 × 19,325.12
  4. Step 4: Simplify right side
    30,075.44x = 802,436,025.45
  5. Step 5: Solve for x
    x = 802,436,025.45/30,075.44
  6. Step 6: Final answer
    x = 26,680.78

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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.