Home / 30,068.56-41,493.99-16,639.01

Finding the Fourth Proportional to 30,068.56, 41,493.99 and 16,639.01

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Solution

The fourth proportional to 30,068.56, 41,493.99 and 16,639.01 is: 22,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,068.56 : 41,493.99 = 16,639.01 : x
  2. Step 2: Convert to fraction form
    30,068.56/41,493.99 = 16,639.01/x
  3. Step 3: Cross multiply
    30,068.56x = 41,493.99 × 16,639.01
  4. Step 4: Simplify right side
    30,068.56x = 690,418,914.55
  5. Step 5: Solve for x
    x = 690,418,914.55/30,068.56
  6. Step 6: Final answer
    x = 22,961.49

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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.