Home / 26,745.48-40,157.10-19,747.08

Finding the Fourth Proportional to 26,745.48, 40,157.10 and 19,747.08

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Solution

The fourth proportional to 26,745.48, 40,157.10 and 19,747.08 is: 29,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,745.48 : 40,157.10 = 19,747.08 : x
  2. Step 2: Convert to fraction form
    26,745.48/40,157.10 = 19,747.08/x
  3. Step 3: Cross multiply
    26,745.48x = 40,157.10 × 19,747.08
  4. Step 4: Simplify right side
    26,745.48x = 792,985,466.27
  5. Step 5: Solve for x
    x = 792,985,466.27/26,745.48
  6. Step 6: Final answer
    x = 29,649.33

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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.