Home / 16,755.76-23,122.33-9,201.84

Finding the Fourth Proportional to 16,755.76, 23,122.33 and 9,201.84

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Solution

The fourth proportional to 16,755.76, 23,122.33 and 9,201.84 is: 12,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.76 : 23,122.33 = 9,201.84 : x
  2. Step 2: Convert to fraction form
    16,755.76/23,122.33 = 9,201.84/x
  3. Step 3: Cross multiply
    16,755.76x = 23,122.33 × 9,201.84
  4. Step 4: Simplify right side
    16,755.76x = 212,767,981.09
  5. Step 5: Solve for x
    x = 212,767,981.09/16,755.76
  6. Step 6: Final answer
    x = 12,698.20

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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.