Home / 15,382.50-23,075.69-6,021.32

Finding the Fourth Proportional to 15,382.50, 23,075.69 and 6,021.32

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Solution

The fourth proportional to 15,382.50, 23,075.69 and 6,021.32 is: 9,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,382.50 : 23,075.69 = 6,021.32 : x
  2. Step 2: Convert to fraction form
    15,382.50/23,075.69 = 6,021.32/x
  3. Step 3: Cross multiply
    15,382.50x = 23,075.69 × 6,021.32
  4. Step 4: Simplify right side
    15,382.50x = 138,945,968.23
  5. Step 5: Solve for x
    x = 138,945,968.23/15,382.50
  6. Step 6: Final answer
    x = 9,032.73

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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.