Home / 27,075.44-37,361.56-15,137.12

Finding the Fourth Proportional to 27,075.44, 37,361.56 and 15,137.12

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Solution

The fourth proportional to 27,075.44, 37,361.56 and 15,137.12 is: 20,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,075.44 : 37,361.56 = 15,137.12 : x
  2. Step 2: Convert to fraction form
    27,075.44/37,361.56 = 15,137.12/x
  3. Step 3: Cross multiply
    27,075.44x = 37,361.56 × 15,137.12
  4. Step 4: Simplify right side
    27,075.44x = 565,546,417.11
  5. Step 5: Solve for x
    x = 565,546,417.11/27,075.44
  6. Step 6: Final answer
    x = 20,887.80

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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.