Home / 16,938.30-23,374.20-9,384.96

Finding the Fourth Proportional to 16,938.30, 23,374.20 and 9,384.96

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Solution

The fourth proportional to 16,938.30, 23,374.20 and 9,384.96 is: 12,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.30 : 23,374.20 = 9,384.96 : x
  2. Step 2: Convert to fraction form
    16,938.30/23,374.20 = 9,384.96/x
  3. Step 3: Cross multiply
    16,938.30x = 23,374.20 × 9,384.96
  4. Step 4: Simplify right side
    16,938.30x = 219,365,932.03
  5. Step 5: Solve for x
    x = 219,365,932.03/16,938.30
  6. Step 6: Final answer
    x = 12,950.88

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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.