Home / 27,012.18-37,276.74-15,075.39

Finding the Fourth Proportional to 27,012.18, 37,276.74 and 15,075.39

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Solution

The fourth proportional to 27,012.18, 37,276.74 and 15,075.39 is: 20,804.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.18 : 37,276.74 = 15,075.39 : x
  2. Step 2: Convert to fraction form
    27,012.18/37,276.74 = 15,075.39/x
  3. Step 3: Cross multiply
    27,012.18x = 37,276.74 × 15,075.39
  4. Step 4: Simplify right side
    27,012.18x = 561,961,393.43
  5. Step 5: Solve for x
    x = 561,961,393.43/27,012.18
  6. Step 6: Final answer
    x = 20,804.00

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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.