Home / 28,682.36-39,577.38-16,104.68

Finding the Fourth Proportional to 28,682.36, 39,577.38 and 16,104.68

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Solution

The fourth proportional to 28,682.36, 39,577.38 and 16,104.68 is: 22,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682.36 : 39,577.38 = 16,104.68 : x
  2. Step 2: Convert to fraction form
    28,682.36/39,577.38 = 16,104.68/x
  3. Step 3: Cross multiply
    28,682.36x = 39,577.38 × 16,104.68
  4. Step 4: Simplify right side
    28,682.36x = 637,381,040.14
  5. Step 5: Solve for x
    x = 637,381,040.14/28,682.36
  6. Step 6: Final answer
    x = 22,222.06

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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.