Home / 30,773.06-42,466.80-16,625.90

Finding the Fourth Proportional to 30,773.06, 42,466.80 and 16,625.90

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Solution

The fourth proportional to 30,773.06, 42,466.80 and 16,625.90 is: 22,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,773.06 : 42,466.80 = 16,625.90 : x
  2. Step 2: Convert to fraction form
    30,773.06/42,466.80 = 16,625.90/x
  3. Step 3: Cross multiply
    30,773.06x = 42,466.80 × 16,625.90
  4. Step 4: Simplify right side
    30,773.06x = 706,048,770.12
  5. Step 5: Solve for x
    x = 706,048,770.12/30,773.06
  6. Step 6: Final answer
    x = 22,943.73

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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.