Home / 30,217.98-41,703.63-18,284.26

Finding the Fourth Proportional to 30,217.98, 41,703.63 and 18,284.26

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Solution

The fourth proportional to 30,217.98, 41,703.63 and 18,284.26 is: 25,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,217.98 : 41,703.63 = 18,284.26 : x
  2. Step 2: Convert to fraction form
    30,217.98/41,703.63 = 18,284.26/x
  3. Step 3: Cross multiply
    30,217.98x = 41,703.63 × 18,284.26
  4. Step 4: Simplify right side
    30,217.98x = 762,520,013.86
  5. Step 5: Solve for x
    x = 762,520,013.86/30,217.98
  6. Step 6: Final answer
    x = 25,233.98

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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.