Home / 16,719.58-23,073.01-9,165.84

Finding the Fourth Proportional to 16,719.58, 23,073.01 and 9,165.84

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Solution

The fourth proportional to 16,719.58, 23,073.01 and 9,165.84 is: 12,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.58 : 23,073.01 = 9,165.84 : x
  2. Step 2: Convert to fraction form
    16,719.58/23,073.01 = 9,165.84/x
  3. Step 3: Cross multiply
    16,719.58x = 23,073.01 × 9,165.84
  4. Step 4: Simplify right side
    16,719.58x = 211,483,517.98
  5. Step 5: Solve for x
    x = 211,483,517.98/16,719.58
  6. Step 6: Final answer
    x = 12,648.85

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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.