Home / 18,347.50-25,324.26-11,182.27

Finding the Fourth Proportional to 18,347.50, 25,324.26 and 11,182.27

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Solution

The fourth proportional to 18,347.50, 25,324.26 and 11,182.27 is: 15,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,347.50 : 25,324.26 = 11,182.27 : x
  2. Step 2: Convert to fraction form
    18,347.50/25,324.26 = 11,182.27/x
  3. Step 3: Cross multiply
    18,347.50x = 25,324.26 × 11,182.27
  4. Step 4: Simplify right side
    18,347.50x = 283,182,712.87
  5. Step 5: Solve for x
    x = 283,182,712.87/18,347.50
  6. Step 6: Final answer
    x = 15,434.40

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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.