Home / 19,541.35-26,967.57-11,991.85

Finding the Fourth Proportional to 19,541.35, 26,967.57 and 11,991.85

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Solution

The fourth proportional to 19,541.35, 26,967.57 and 11,991.85 is: 16,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.35 : 26,967.57 = 11,991.85 : x
  2. Step 2: Convert to fraction form
    19,541.35/26,967.57 = 11,991.85/x
  3. Step 3: Cross multiply
    19,541.35x = 26,967.57 × 11,991.85
  4. Step 4: Simplify right side
    19,541.35x = 323,391,054.30
  5. Step 5: Solve for x
    x = 323,391,054.30/19,541.35
  6. Step 6: Final answer
    x = 16,549.06

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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.