Home / 13,898.35-20,849.68-4,666.51

Finding the Fourth Proportional to 13,898.35, 20,849.68 and 4,666.51

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Solution

The fourth proportional to 13,898.35, 20,849.68 and 4,666.51 is: 7,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.35 : 20,849.68 = 4,666.51 : x
  2. Step 2: Convert to fraction form
    13,898.35/20,849.68 = 4,666.51/x
  3. Step 3: Cross multiply
    13,898.35x = 20,849.68 × 4,666.51
  4. Step 4: Simplify right side
    13,898.35x = 97,295,112.64
  5. Step 5: Solve for x
    x = 97,295,112.64/13,898.35
  6. Step 6: Final answer
    x = 7,000.48

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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.