Home / 30,333.57-41,861.53-16,904.70

Finding the Fourth Proportional to 30,333.57, 41,861.53 and 16,904.70

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Solution

The fourth proportional to 30,333.57, 41,861.53 and 16,904.70 is: 23,329.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333.57 : 41,861.53 = 16,904.70 : x
  2. Step 2: Convert to fraction form
    30,333.57/41,861.53 = 16,904.70/x
  3. Step 3: Cross multiply
    30,333.57x = 41,861.53 × 16,904.70
  4. Step 4: Simplify right side
    30,333.57x = 707,656,627.32
  5. Step 5: Solve for x
    x = 707,656,627.32/30,333.57
  6. Step 6: Final answer
    x = 23,329.16

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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.