Home / 28,026.02-38,675.89-16,090.09

Finding the Fourth Proportional to 28,026.02, 38,675.89 and 16,090.09

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Solution

The fourth proportional to 28,026.02, 38,675.89 and 16,090.09 is: 22,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.02 : 38,675.89 = 16,090.09 : x
  2. Step 2: Convert to fraction form
    28,026.02/38,675.89 = 16,090.09/x
  3. Step 3: Cross multiply
    28,026.02x = 38,675.89 × 16,090.09
  4. Step 4: Simplify right side
    28,026.02x = 622,298,474.35
  5. Step 5: Solve for x
    x = 622,298,474.35/28,026.02
  6. Step 6: Final answer
    x = 22,204.31

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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.