Home / 20,581.03-30,846.76-9,472.51

Finding the Fourth Proportional to 20,581.03, 30,846.76 and 9,472.51

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Solution

The fourth proportional to 20,581.03, 30,846.76 and 9,472.51 is: 14,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,581.03 : 30,846.76 = 9,472.51 : x
  2. Step 2: Convert to fraction form
    20,581.03/30,846.76 = 9,472.51/x
  3. Step 3: Cross multiply
    20,581.03x = 30,846.76 × 9,472.51
  4. Step 4: Simplify right side
    20,581.03x = 292,196,242.57
  5. Step 5: Solve for x
    x = 292,196,242.57/20,581.03
  6. Step 6: Final answer
    x = 14,197.36

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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.