Home / 19,226.60-28,810.68-14,273

Finding the Fourth Proportional to 19,226.60, 28,810.68 and 14,273

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Solution

The fourth proportional to 19,226.60, 28,810.68 and 14,273 is: 21,387.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.60 : 28,810.68 = 14,273 : x
  2. Step 2: Convert to fraction form
    19,226.60/28,810.68 = 14,273/x
  3. Step 3: Cross multiply
    19,226.60x = 28,810.68 × 14,273
  4. Step 4: Simplify right side
    19,226.60x = 411,214,835.64
  5. Step 5: Solve for x
    x = 411,214,835.64/19,226.60
  6. Step 6: Final answer
    x = 21,387.81

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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.