Home / 18,603.26-25,676.16-10,538.36

Finding the Fourth Proportional to 18,603.26, 25,676.16 and 10,538.36

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Solution

The fourth proportional to 18,603.26, 25,676.16 and 10,538.36 is: 14,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,603.26 : 25,676.16 = 10,538.36 : x
  2. Step 2: Convert to fraction form
    18,603.26/25,676.16 = 10,538.36/x
  3. Step 3: Cross multiply
    18,603.26x = 25,676.16 × 10,538.36
  4. Step 4: Simplify right side
    18,603.26x = 270,584,617.50
  5. Step 5: Solve for x
    x = 270,584,617.50/18,603.26
  6. Step 6: Final answer
    x = 14,545.01

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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.