Home / 28,576.22-39,435.14-16,000.97

Finding the Fourth Proportional to 28,576.22, 39,435.14 and 16,000.97

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Solution

The fourth proportional to 28,576.22, 39,435.14 and 16,000.97 is: 22,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.22 : 39,435.14 = 16,000.97 : x
  2. Step 2: Convert to fraction form
    28,576.22/39,435.14 = 16,000.97/x
  3. Step 3: Cross multiply
    28,576.22x = 39,435.14 × 16,000.97
  4. Step 4: Simplify right side
    28,576.22x = 631,000,492.09
  5. Step 5: Solve for x
    x = 631,000,492.09/28,576.22
  6. Step 6: Final answer
    x = 22,081.31

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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.