Home / 30,218.22-45,327.14-11,750.22

Finding the Fourth Proportional to 30,218.22, 45,327.14 and 11,750.22

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Solution

The fourth proportional to 30,218.22, 45,327.14 and 11,750.22 is: 17,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,218.22 : 45,327.14 = 11,750.22 : x
  2. Step 2: Convert to fraction form
    30,218.22/45,327.14 = 11,750.22/x
  3. Step 3: Cross multiply
    30,218.22x = 45,327.14 × 11,750.22
  4. Step 4: Simplify right side
    30,218.22x = 532,603,866.97
  5. Step 5: Solve for x
    x = 532,603,866.97/30,218.22
  6. Step 6: Final answer
    x = 17,625.26

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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.