Home / 18,301.70-25,262.27-10,747.83

Finding the Fourth Proportional to 18,301.70, 25,262.27 and 10,747.83

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Solution

The fourth proportional to 18,301.70, 25,262.27 and 10,747.83 is: 14,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.70 : 25,262.27 = 10,747.83 : x
  2. Step 2: Convert to fraction form
    18,301.70/25,262.27 = 10,747.83/x
  3. Step 3: Cross multiply
    18,301.70x = 25,262.27 × 10,747.83
  4. Step 4: Simplify right side
    18,301.70x = 271,514,529.63
  5. Step 5: Solve for x
    x = 271,514,529.63/18,301.70
  6. Step 6: Final answer
    x = 14,835.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.