Home / 16,910.34-23,330.58-9,830.94

Finding the Fourth Proportional to 16,910.34, 23,330.58 and 9,830.94

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Solution

The fourth proportional to 16,910.34, 23,330.58 and 9,830.94 is: 13,563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.34 : 23,330.58 = 9,830.94 : x
  2. Step 2: Convert to fraction form
    16,910.34/23,330.58 = 9,830.94/x
  3. Step 3: Cross multiply
    16,910.34x = 23,330.58 × 9,830.94
  4. Step 4: Simplify right side
    16,910.34x = 229,361,532.15
  5. Step 5: Solve for x
    x = 229,361,532.15/16,910.34
  6. Step 6: Final answer
    x = 13,563.39

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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.