Home / 28,986.49-39,701.64-27,284.28

Finding the Fourth Proportional to 28,986.49, 39,701.64 and 27,284.28

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Solution

The fourth proportional to 28,986.49, 39,701.64 and 27,284.28 is: 37,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,986.49 : 39,701.64 = 27,284.28 : x
  2. Step 2: Convert to fraction form
    28,986.49/39,701.64 = 27,284.28/x
  3. Step 3: Cross multiply
    28,986.49x = 39,701.64 × 27,284.28
  4. Step 4: Simplify right side
    28,986.49x = 1,083,230,615.65
  5. Step 5: Solve for x
    x = 1,083,230,615.65/28,986.49
  6. Step 6: Final answer
    x = 37,370.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.