Home / 30,267.86-41,770.23-17,699.90

Finding the Fourth Proportional to 30,267.86, 41,770.23 and 17,699.90

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Solution

The fourth proportional to 30,267.86, 41,770.23 and 17,699.90 is: 24,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.86 : 41,770.23 = 17,699.90 : x
  2. Step 2: Convert to fraction form
    30,267.86/41,770.23 = 17,699.90/x
  3. Step 3: Cross multiply
    30,267.86x = 41,770.23 × 17,699.90
  4. Step 4: Simplify right side
    30,267.86x = 739,328,893.98
  5. Step 5: Solve for x
    x = 739,328,893.98/30,267.86
  6. Step 6: Final answer
    x = 24,426.20

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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.