Home / 27,208.90-40,813.35-15,523.30

Finding the Fourth Proportional to 27,208.90, 40,813.35 and 15,523.30

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Solution

The fourth proportional to 27,208.90, 40,813.35 and 15,523.30 is: 23,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208.90 : 40,813.35 = 15,523.30 : x
  2. Step 2: Convert to fraction form
    27,208.90/40,813.35 = 15,523.30/x
  3. Step 3: Cross multiply
    27,208.90x = 40,813.35 × 15,523.30
  4. Step 4: Simplify right side
    27,208.90x = 633,557,876.06
  5. Step 5: Solve for x
    x = 633,557,876.06/27,208.90
  6. Step 6: Final answer
    x = 23,284.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.