Home / 30,183.29-45,274.94-10,461.86

Finding the Fourth Proportional to 30,183.29, 45,274.94 and 10,461.86

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Solution

The fourth proportional to 30,183.29, 45,274.94 and 10,461.86 is: 15,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.29 : 45,274.94 = 10,461.86 : x
  2. Step 2: Convert to fraction form
    30,183.29/45,274.94 = 10,461.86/x
  3. Step 3: Cross multiply
    30,183.29x = 45,274.94 × 10,461.86
  4. Step 4: Simplify right side
    30,183.29x = 473,659,805.10
  5. Step 5: Solve for x
    x = 473,659,805.10/30,183.29
  6. Step 6: Final answer
    x = 15,692.79

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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.