Home / 16,776.85-23,152.34-9,223.49

Finding the Fourth Proportional to 16,776.85, 23,152.34 and 9,223.49

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Solution

The fourth proportional to 16,776.85, 23,152.34 and 9,223.49 is: 12,728.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.85 : 23,152.34 = 9,223.49 : x
  2. Step 2: Convert to fraction form
    16,776.85/23,152.34 = 9,223.49/x
  3. Step 3: Cross multiply
    16,776.85x = 23,152.34 × 9,223.49
  4. Step 4: Simplify right side
    16,776.85x = 213,545,388.23
  5. Step 5: Solve for x
    x = 213,545,388.23/16,776.85
  6. Step 6: Final answer
    x = 12,728.58

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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.