Home / 27,420.03-41,075.24-12,608.64

Finding the Fourth Proportional to 27,420.03, 41,075.24 and 12,608.64

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Solution

The fourth proportional to 27,420.03, 41,075.24 and 12,608.64 is: 18,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.03 : 41,075.24 = 12,608.64 : x
  2. Step 2: Convert to fraction form
    27,420.03/41,075.24 = 12,608.64/x
  3. Step 3: Cross multiply
    27,420.03x = 41,075.24 × 12,608.64
  4. Step 4: Simplify right side
    27,420.03x = 517,902,851.03
  5. Step 5: Solve for x
    x = 517,902,851.03/27,420.03
  6. Step 6: Final answer
    x = 18,887.76

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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.