Home / 16,787.96-23,167.01-9,234.13

Finding the Fourth Proportional to 16,787.96, 23,167.01 and 9,234.13

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Solution

The fourth proportional to 16,787.96, 23,167.01 and 9,234.13 is: 12,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.96 : 23,167.01 = 9,234.13 : x
  2. Step 2: Convert to fraction form
    16,787.96/23,167.01 = 9,234.13/x
  3. Step 3: Cross multiply
    16,787.96x = 23,167.01 × 9,234.13
  4. Step 4: Simplify right side
    16,787.96x = 213,927,199.47
  5. Step 5: Solve for x
    x = 213,927,199.47/16,787.96
  6. Step 6: Final answer
    x = 12,742.89

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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.