Home / 30,772.93-42,466.67-16,625.77

Finding the Fourth Proportional to 30,772.93, 42,466.67 and 16,625.77

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Solution

The fourth proportional to 30,772.93, 42,466.67 and 16,625.77 is: 22,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.93 : 42,466.67 = 16,625.77 : x
  2. Step 2: Convert to fraction form
    30,772.93/42,466.67 = 16,625.77/x
  3. Step 3: Cross multiply
    30,772.93x = 42,466.67 × 16,625.77
  4. Step 4: Simplify right side
    30,772.93x = 706,041,004.96
  5. Step 5: Solve for x
    x = 706,041,004.96/30,772.93
  6. Step 6: Final answer
    x = 22,943.57

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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.