Home / 16,776.63-23,151.96-9,223.79

Finding the Fourth Proportional to 16,776.63, 23,151.96 and 9,223.79

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Solution

The fourth proportional to 16,776.63, 23,151.96 and 9,223.79 is: 12,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.63 : 23,151.96 = 9,223.79 : x
  2. Step 2: Convert to fraction form
    16,776.63/23,151.96 = 9,223.79/x
  3. Step 3: Cross multiply
    16,776.63x = 23,151.96 × 9,223.79
  4. Step 4: Simplify right side
    16,776.63x = 213,548,701.37
  5. Step 5: Solve for x
    x = 213,548,701.37/16,776.63
  6. Step 6: Final answer
    x = 12,728.94

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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.