Home / 35,857.47-53,793.05-13,668.99

Finding the Fourth Proportional to 35,857.47, 53,793.05 and 13,668.99

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Solution

The fourth proportional to 35,857.47, 53,793.05 and 13,668.99 is: 20,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.47 : 53,793.05 = 13,668.99 : x
  2. Step 2: Convert to fraction form
    35,857.47/53,793.05 = 13,668.99/x
  3. Step 3: Cross multiply
    35,857.47x = 53,793.05 × 13,668.99
  4. Step 4: Simplify right side
    35,857.47x = 735,296,662.52
  5. Step 5: Solve for x
    x = 735,296,662.52/35,857.47
  6. Step 6: Final answer
    x = 20,506.09

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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.