Home / 30,247.08-41,741.10-16,819.56

Finding the Fourth Proportional to 30,247.08, 41,741.10 and 16,819.56

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Solution

The fourth proportional to 30,247.08, 41,741.10 and 16,819.56 is: 23,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.08 : 41,741.10 = 16,819.56 : x
  2. Step 2: Convert to fraction form
    30,247.08/41,741.10 = 16,819.56/x
  3. Step 3: Cross multiply
    30,247.08x = 41,741.10 × 16,819.56
  4. Step 4: Simplify right side
    30,247.08x = 702,066,935.92
  5. Step 5: Solve for x
    x = 702,066,935.92/30,247.08
  6. Step 6: Final answer
    x = 23,211.06

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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.