Home / 30,225.45-41,699.18-17,476.31

Finding the Fourth Proportional to 30,225.45, 41,699.18 and 17,476.31

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Solution

The fourth proportional to 30,225.45, 41,699.18 and 17,476.31 is: 24,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,225.45 : 41,699.18 = 17,476.31 : x
  2. Step 2: Convert to fraction form
    30,225.45/41,699.18 = 17,476.31/x
  3. Step 3: Cross multiply
    30,225.45x = 41,699.18 × 17,476.31
  4. Step 4: Simplify right side
    30,225.45x = 728,747,500.55
  5. Step 5: Solve for x
    x = 728,747,500.55/30,225.45
  6. Step 6: Final answer
    x = 24,110.39

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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.