Home / 26,369.64-39,525.30-21,179.16

Finding the Fourth Proportional to 26,369.64, 39,525.30 and 21,179.16

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Solution

The fourth proportional to 26,369.64, 39,525.30 and 21,179.16 is: 31,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.64 : 39,525.30 = 21,179.16 : x
  2. Step 2: Convert to fraction form
    26,369.64/39,525.30 = 21,179.16/x
  3. Step 3: Cross multiply
    26,369.64x = 39,525.30 × 21,179.16
  4. Step 4: Simplify right side
    26,369.64x = 837,112,652.75
  5. Step 5: Solve for x
    x = 837,112,652.75/26,369.64
  6. Step 6: Final answer
    x = 31,745.32

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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.