Home / 30,050.58-41,468.53-16,438.40

Finding the Fourth Proportional to 30,050.58, 41,468.53 and 16,438.40

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Solution

The fourth proportional to 30,050.58, 41,468.53 and 16,438.40 is: 22,684.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,050.58 : 41,468.53 = 16,438.40 : x
  2. Step 2: Convert to fraction form
    30,050.58/41,468.53 = 16,438.40/x
  3. Step 3: Cross multiply
    30,050.58x = 41,468.53 × 16,438.40
  4. Step 4: Simplify right side
    30,050.58x = 681,675,994.02
  5. Step 5: Solve for x
    x = 681,675,994.02/30,050.58
  6. Step 6: Final answer
    x = 22,684.29

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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.