Home / 25,676.94-35,433.06-16,121.77

Finding the Fourth Proportional to 25,676.94, 35,433.06 and 16,121.77

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Solution

The fourth proportional to 25,676.94, 35,433.06 and 16,121.77 is: 22,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.94 : 35,433.06 = 16,121.77 : x
  2. Step 2: Convert to fraction form
    25,676.94/35,433.06 = 16,121.77/x
  3. Step 3: Cross multiply
    25,676.94x = 35,433.06 × 16,121.77
  4. Step 4: Simplify right side
    25,676.94x = 571,243,643.72
  5. Step 5: Solve for x
    x = 571,243,643.72/25,676.94
  6. Step 6: Final answer
    x = 22,247.34

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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.