Home / 30,246.12-41,741.01-16,818.66

Finding the Fourth Proportional to 30,246.12, 41,741.01 and 16,818.66

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Solution

The fourth proportional to 30,246.12, 41,741.01 and 16,818.66 is: 23,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.12 : 41,741.01 = 16,818.66 : x
  2. Step 2: Convert to fraction form
    30,246.12/41,741.01 = 16,818.66/x
  3. Step 3: Cross multiply
    30,246.12x = 41,741.01 × 16,818.66
  4. Step 4: Simplify right side
    30,246.12x = 702,027,855.25
  5. Step 5: Solve for x
    x = 702,027,855.25/30,246.12
  6. Step 6: Final answer
    x = 23,210.51

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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.