Home / 19,244.87-26,555.06-11,687.27

Finding the Fourth Proportional to 19,244.87, 26,555.06 and 11,687.27

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Solution

The fourth proportional to 19,244.87, 26,555.06 and 11,687.27 is: 16,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.87 : 26,555.06 = 11,687.27 : x
  2. Step 2: Convert to fraction form
    19,244.87/26,555.06 = 11,687.27/x
  3. Step 3: Cross multiply
    19,244.87x = 26,555.06 × 11,687.27
  4. Step 4: Simplify right side
    19,244.87x = 310,356,156.09
  5. Step 5: Solve for x
    x = 310,356,156.09/19,244.87
  6. Step 6: Final answer
    x = 16,126.70

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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.