Home / 30,247.03-41,741.63-16,818.85

Finding the Fourth Proportional to 30,247.03, 41,741.63 and 16,818.85

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Solution

The fourth proportional to 30,247.03, 41,741.63 and 16,818.85 is: 23,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.03 : 41,741.63 = 16,818.85 : x
  2. Step 2: Convert to fraction form
    30,247.03/41,741.63 = 16,818.85/x
  3. Step 3: Cross multiply
    30,247.03x = 41,741.63 × 16,818.85
  4. Step 4: Simplify right side
    30,247.03x = 702,046,129.63
  5. Step 5: Solve for x
    x = 702,046,129.63/30,247.03
  6. Step 6: Final answer
    x = 23,210.42

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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.