Home / 28,576.60-39,435.66-16,001.35

Finding the Fourth Proportional to 28,576.60, 39,435.66 and 16,001.35

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Solution

The fourth proportional to 28,576.60, 39,435.66 and 16,001.35 is: 22,081.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.60 : 39,435.66 = 16,001.35 : x
  2. Step 2: Convert to fraction form
    28,576.60/39,435.66 = 16,001.35/x
  3. Step 3: Cross multiply
    28,576.60x = 39,435.66 × 16,001.35
  4. Step 4: Simplify right side
    28,576.60x = 631,023,699.55
  5. Step 5: Solve for x
    x = 631,023,699.55/28,576.60
  6. Step 6: Final answer
    x = 22,081.83

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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.