Home / 18,498.26-25,507.53-11,775.29

Finding the Fourth Proportional to 18,498.26, 25,507.53 and 11,775.29

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Solution

The fourth proportional to 18,498.26, 25,507.53 and 11,775.29 is: 16,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.26 : 25,507.53 = 11,775.29 : x
  2. Step 2: Convert to fraction form
    18,498.26/25,507.53 = 11,775.29/x
  3. Step 3: Cross multiply
    18,498.26x = 25,507.53 × 11,775.29
  4. Step 4: Simplify right side
    18,498.26x = 300,358,562.93
  5. Step 5: Solve for x
    x = 300,358,562.93/18,498.26
  6. Step 6: Final answer
    x = 16,237.13

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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.