Home / 19,137.44-26,379.60-17,530.40

Finding the Fourth Proportional to 19,137.44, 26,379.60 and 17,530.40

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Solution

The fourth proportional to 19,137.44, 26,379.60 and 17,530.40 is: 24,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137.44 : 26,379.60 = 17,530.40 : x
  2. Step 2: Convert to fraction form
    19,137.44/26,379.60 = 17,530.40/x
  3. Step 3: Cross multiply
    19,137.44x = 26,379.60 × 17,530.40
  4. Step 4: Simplify right side
    19,137.44x = 462,444,939.84
  5. Step 5: Solve for x
    x = 462,444,939.84/19,137.44
  6. Step 6: Final answer
    x = 24,164.41

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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.