Home / 16,905.87-23,329.08-10,193.67

Finding the Fourth Proportional to 16,905.87, 23,329.08 and 10,193.67

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Solution

The fourth proportional to 16,905.87, 23,329.08 and 10,193.67 is: 14,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.87 : 23,329.08 = 10,193.67 : x
  2. Step 2: Convert to fraction form
    16,905.87/23,329.08 = 10,193.67/x
  3. Step 3: Cross multiply
    16,905.87x = 23,329.08 × 10,193.67
  4. Step 4: Simplify right side
    16,905.87x = 237,808,942.92
  5. Step 5: Solve for x
    x = 237,808,942.92/16,905.87
  6. Step 6: Final answer
    x = 14,066.65

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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.