Home / 30,600.16-45,861.40-16,732.96

Finding the Fourth Proportional to 30,600.16, 45,861.40 and 16,732.96

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Solution

The fourth proportional to 30,600.16, 45,861.40 and 16,732.96 is: 25,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600.16 : 45,861.40 = 16,732.96 : x
  2. Step 2: Convert to fraction form
    30,600.16/45,861.40 = 16,732.96/x
  3. Step 3: Cross multiply
    30,600.16x = 45,861.40 × 16,732.96
  4. Step 4: Simplify right side
    30,600.16x = 767,396,971.74
  5. Step 5: Solve for x
    x = 767,396,971.74/30,600.16
  6. Step 6: Final answer
    x = 25,078.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.