Home / 15,839.12-23,759.28-7,074.11

Finding the Fourth Proportional to 15,839.12, 23,759.28 and 7,074.11

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Solution

The fourth proportional to 15,839.12, 23,759.28 and 7,074.11 is: 10,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.12 : 23,759.28 = 7,074.11 : x
  2. Step 2: Convert to fraction form
    15,839.12/23,759.28 = 7,074.11/x
  3. Step 3: Cross multiply
    15,839.12x = 23,759.28 × 7,074.11
  4. Step 4: Simplify right side
    15,839.12x = 168,075,641.44
  5. Step 5: Solve for x
    x = 168,075,641.44/15,839.12
  6. Step 6: Final answer
    x = 10,611.43

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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.