Home / 16,898.11-23,317.35-9,343.42

Finding the Fourth Proportional to 16,898.11, 23,317.35 and 9,343.42

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Solution

The fourth proportional to 16,898.11, 23,317.35 and 9,343.42 is: 12,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.11 : 23,317.35 = 9,343.42 : x
  2. Step 2: Convert to fraction form
    16,898.11/23,317.35 = 9,343.42/x
  3. Step 3: Cross multiply
    16,898.11x = 23,317.35 × 9,343.42
  4. Step 4: Simplify right side
    16,898.11x = 217,863,677.75
  5. Step 5: Solve for x
    x = 217,863,677.75/16,898.11
  6. Step 6: Final answer
    x = 12,892.79

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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.