Home / 39,843.34-55,029.30-27,075.20

Finding the Fourth Proportional to 39,843.34, 55,029.30 and 27,075.20

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Solution

The fourth proportional to 39,843.34, 55,029.30 and 27,075.20 is: 37,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,843.34 : 55,029.30 = 27,075.20 : x
  2. Step 2: Convert to fraction form
    39,843.34/55,029.30 = 27,075.20/x
  3. Step 3: Cross multiply
    39,843.34x = 55,029.30 × 27,075.20
  4. Step 4: Simplify right side
    39,843.34x = 1,489,929,303.36
  5. Step 5: Solve for x
    x = 1,489,929,303.36/39,843.34
  6. Step 6: Final answer
    x = 37,394.69

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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.