Home / 20,174.01-30,261.15-7,026.34

Finding the Fourth Proportional to 20,174.01, 30,261.15 and 7,026.34

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Solution

The fourth proportional to 20,174.01, 30,261.15 and 7,026.34 is: 10,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174.01 : 30,261.15 = 7,026.34 : x
  2. Step 2: Convert to fraction form
    20,174.01/30,261.15 = 7,026.34/x
  3. Step 3: Cross multiply
    20,174.01x = 30,261.15 × 7,026.34
  4. Step 4: Simplify right side
    20,174.01x = 212,625,053.04
  5. Step 5: Solve for x
    x = 212,625,053.04/20,174.01
  6. Step 6: Final answer
    x = 10,539.55

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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.