Home / 26,548.78-39,847.77-13,410.37

Finding the Fourth Proportional to 26,548.78, 39,847.77 and 13,410.37

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Solution

The fourth proportional to 26,548.78, 39,847.77 and 13,410.37 is: 20,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.78 : 39,847.77 = 13,410.37 : x
  2. Step 2: Convert to fraction form
    26,548.78/39,847.77 = 13,410.37/x
  3. Step 3: Cross multiply
    26,548.78x = 39,847.77 × 13,410.37
  4. Step 4: Simplify right side
    26,548.78x = 534,373,339.37
  5. Step 5: Solve for x
    x = 534,373,339.37/26,548.78
  6. Step 6: Final answer
    x = 20,127.98

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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.