Home / 27,420.40-41,141.58-10,784.62

Finding the Fourth Proportional to 27,420.40, 41,141.58 and 10,784.62

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Solution

The fourth proportional to 27,420.40, 41,141.58 and 10,784.62 is: 16,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,420.40 : 41,141.58 = 10,784.62 : x
  2. Step 2: Convert to fraction form
    27,420.40/41,141.58 = 10,784.62/x
  3. Step 3: Cross multiply
    27,420.40x = 41,141.58 × 10,784.62
  4. Step 4: Simplify right side
    27,420.40x = 443,696,306.50
  5. Step 5: Solve for x
    x = 443,696,306.50/27,420.40
  6. Step 6: Final answer
    x = 16,181.25

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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.