Home / 30,003.88-41,403.83-16,572.53

Finding the Fourth Proportional to 30,003.88, 41,403.83 and 16,572.53

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Solution

The fourth proportional to 30,003.88, 41,403.83 and 16,572.53 is: 22,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.88 : 41,403.83 = 16,572.53 : x
  2. Step 2: Convert to fraction form
    30,003.88/41,403.83 = 16,572.53/x
  3. Step 3: Cross multiply
    30,003.88x = 41,403.83 × 16,572.53
  4. Step 4: Simplify right side
    30,003.88x = 686,166,235.44
  5. Step 5: Solve for x
    x = 686,166,235.44/30,003.88
  6. Step 6: Final answer
    x = 22,869.25

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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.