Home / 27,540.89-38,006.53-14,965.64

Finding the Fourth Proportional to 27,540.89, 38,006.53 and 14,965.64

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Solution

The fourth proportional to 27,540.89, 38,006.53 and 14,965.64 is: 20,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.89 : 38,006.53 = 14,965.64 : x
  2. Step 2: Convert to fraction form
    27,540.89/38,006.53 = 14,965.64/x
  3. Step 3: Cross multiply
    27,540.89x = 38,006.53 × 14,965.64
  4. Step 4: Simplify right side
    27,540.89x = 568,792,045.63
  5. Step 5: Solve for x
    x = 568,792,045.63/27,540.89
  6. Step 6: Final answer
    x = 20,652.64

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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.