Home / 30,772.62-42,466.23-16,625.46

Finding the Fourth Proportional to 30,772.62, 42,466.23 and 16,625.46

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Solution

The fourth proportional to 30,772.62, 42,466.23 and 16,625.46 is: 22,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.62 : 42,466.23 = 16,625.46 : x
  2. Step 2: Convert to fraction form
    30,772.62/42,466.23 = 16,625.46/x
  3. Step 3: Cross multiply
    30,772.62x = 42,466.23 × 16,625.46
  4. Step 4: Simplify right side
    30,772.62x = 706,020,608.22
  5. Step 5: Solve for x
    x = 706,020,608.22/30,772.62
  6. Step 6: Final answer
    x = 22,943.14

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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.