Home / 28,576.36-39,435.92-16,001.08

Finding the Fourth Proportional to 28,576.36, 39,435.92 and 16,001.08

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Solution

The fourth proportional to 28,576.36, 39,435.92 and 16,001.08 is: 22,081.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,576.36 : 39,435.92 = 16,001.08 : x
  2. Step 2: Convert to fraction form
    28,576.36/39,435.92 = 16,001.08/x
  3. Step 3: Cross multiply
    28,576.36x = 39,435.92 × 16,001.08
  4. Step 4: Simplify right side
    28,576.36x = 631,017,310.79
  5. Step 5: Solve for x
    x = 631,017,310.79/28,576.36
  6. Step 6: Final answer
    x = 22,081.79

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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.