Home / 16,900.14-23,322.05-9,346.79

Finding the Fourth Proportional to 16,900.14, 23,322.05 and 9,346.79

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Solution

The fourth proportional to 16,900.14, 23,322.05 and 9,346.79 is: 12,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.14 : 23,322.05 = 9,346.79 : x
  2. Step 2: Convert to fraction form
    16,900.14/23,322.05 = 9,346.79/x
  3. Step 3: Cross multiply
    16,900.14x = 23,322.05 × 9,346.79
  4. Step 4: Simplify right side
    16,900.14x = 217,986,187.11
  5. Step 5: Solve for x
    x = 217,986,187.11/16,900.14
  6. Step 6: Final answer
    x = 12,898.49

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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.