Home / 18,537.02-27,799.77-6,689.26

Finding the Fourth Proportional to 18,537.02, 27,799.77 and 6,689.26

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Solution

The fourth proportional to 18,537.02, 27,799.77 and 6,689.26 is: 10,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.02 : 27,799.77 = 6,689.26 : x
  2. Step 2: Convert to fraction form
    18,537.02/27,799.77 = 6,689.26/x
  3. Step 3: Cross multiply
    18,537.02x = 27,799.77 × 6,689.26
  4. Step 4: Simplify right side
    18,537.02x = 185,959,871.12
  5. Step 5: Solve for x
    x = 185,959,871.12/18,537.02
  6. Step 6: Final answer
    x = 10,031.81

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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.