Home / 27,075.54-40,617.16-8,357.12

Finding the Fourth Proportional to 27,075.54, 40,617.16 and 8,357.12

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Solution

The fourth proportional to 27,075.54, 40,617.16 and 8,357.12 is: 12,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.54 : 40,617.16 = 8,357.12 : x
  2. Step 2: Convert to fraction form
    27,075.54/40,617.16 = 8,357.12/x
  3. Step 3: Cross multiply
    27,075.54x = 40,617.16 × 8,357.12
  4. Step 4: Simplify right side
    27,075.54x = 339,442,256.20
  5. Step 5: Solve for x
    x = 339,442,256.20/27,075.54
  6. Step 6: Final answer
    x = 12,536.86

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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.