Home / 26,279.03-36,295.22-19,140.74

Finding the Fourth Proportional to 26,279.03, 36,295.22 and 19,140.74

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Solution

The fourth proportional to 26,279.03, 36,295.22 and 19,140.74 is: 26,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.03 : 36,295.22 = 19,140.74 : x
  2. Step 2: Convert to fraction form
    26,279.03/36,295.22 = 19,140.74/x
  3. Step 3: Cross multiply
    26,279.03x = 36,295.22 × 19,140.74
  4. Step 4: Simplify right side
    26,279.03x = 694,717,507.85
  5. Step 5: Solve for x
    x = 694,717,507.85/26,279.03
  6. Step 6: Final answer
    x = 26,436.20

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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.