Home / 16,477.36-22,738.23-9,403.43

Finding the Fourth Proportional to 16,477.36, 22,738.23 and 9,403.43

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Solution

The fourth proportional to 16,477.36, 22,738.23 and 9,403.43 is: 12,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,477.36 : 22,738.23 = 9,403.43 : x
  2. Step 2: Convert to fraction form
    16,477.36/22,738.23 = 9,403.43/x
  3. Step 3: Cross multiply
    16,477.36x = 22,738.23 × 9,403.43
  4. Step 4: Simplify right side
    16,477.36x = 213,817,240.44
  5. Step 5: Solve for x
    x = 213,817,240.44/16,477.36
  6. Step 6: Final answer
    x = 12,976.43

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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.