Home / 16,673.73-23,010.11-9,120.34

Finding the Fourth Proportional to 16,673.73, 23,010.11 and 9,120.34

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Solution

The fourth proportional to 16,673.73, 23,010.11 and 9,120.34 is: 12,586.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,673.73 : 23,010.11 = 9,120.34 : x
  2. Step 2: Convert to fraction form
    16,673.73/23,010.11 = 9,120.34/x
  3. Step 3: Cross multiply
    16,673.73x = 23,010.11 × 9,120.34
  4. Step 4: Simplify right side
    16,673.73x = 209,860,026.64
  5. Step 5: Solve for x
    x = 209,860,026.64/16,673.73
  6. Step 6: Final answer
    x = 12,586.27

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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.