Home / 13,603.26-20,402.58-6,205.98

Finding the Fourth Proportional to 13,603.26, 20,402.58 and 6,205.98

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Solution

The fourth proportional to 13,603.26, 20,402.58 and 6,205.98 is: 9,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,603.26 : 20,402.58 = 6,205.98 : x
  2. Step 2: Convert to fraction form
    13,603.26/20,402.58 = 6,205.98/x
  3. Step 3: Cross multiply
    13,603.26x = 20,402.58 × 6,205.98
  4. Step 4: Simplify right side
    13,603.26x = 126,618,003.43
  5. Step 5: Solve for x
    x = 126,618,003.43/13,603.26
  6. Step 6: Final answer
    x = 9,307.92

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1.5x scale

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.