Home / 26,840.80-40,304.40-19,496.80

Finding the Fourth Proportional to 26,840.80, 40,304.40 and 19,496.80

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Solution

The fourth proportional to 26,840.80, 40,304.40 and 19,496.80 is: 29,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.80 : 40,304.40 = 19,496.80 : x
  2. Step 2: Convert to fraction form
    26,840.80/40,304.40 = 19,496.80/x
  3. Step 3: Cross multiply
    26,840.80x = 40,304.40 × 19,496.80
  4. Step 4: Simplify right side
    26,840.80x = 785,806,825.92
  5. Step 5: Solve for x
    x = 785,806,825.92/26,840.80
  6. Step 6: Final answer
    x = 29,276.58

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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.