Home / 24,878.75-34,296.39-18,900.03

Finding the Fourth Proportional to 24,878.75, 34,296.39 and 18,900.03

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Solution

The fourth proportional to 24,878.75, 34,296.39 and 18,900.03 is: 26,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,878.75 : 34,296.39 = 18,900.03 : x
  2. Step 2: Convert to fraction form
    24,878.75/34,296.39 = 18,900.03/x
  3. Step 3: Cross multiply
    24,878.75x = 34,296.39 × 18,900.03
  4. Step 4: Simplify right side
    24,878.75x = 648,202,799.89
  5. Step 5: Solve for x
    x = 648,202,799.89/24,878.75
  6. Step 6: Final answer
    x = 26,054.48

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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.