Home / 23,246.89-34,885.19-8,454.40

Finding the Fourth Proportional to 23,246.89, 34,885.19 and 8,454.40

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Solution

The fourth proportional to 23,246.89, 34,885.19 and 8,454.40 is: 12,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,246.89 : 34,885.19 = 8,454.40 : x
  2. Step 2: Convert to fraction form
    23,246.89/34,885.19 = 8,454.40/x
  3. Step 3: Cross multiply
    23,246.89x = 34,885.19 × 8,454.40
  4. Step 4: Simplify right side
    23,246.89x = 294,933,350.34
  5. Step 5: Solve for x
    x = 294,933,350.34/23,246.89
  6. Step 6: Final answer
    x = 12,687.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.