Home / 30,094.08-45,151.92-13,452.72

Finding the Fourth Proportional to 30,094.08, 45,151.92 and 13,452.72

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Solution

The fourth proportional to 30,094.08, 45,151.92 and 13,452.72 is: 20,183.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,094.08 : 45,151.92 = 13,452.72 : x
  2. Step 2: Convert to fraction form
    30,094.08/45,151.92 = 13,452.72/x
  3. Step 3: Cross multiply
    30,094.08x = 45,151.92 × 13,452.72
  4. Step 4: Simplify right side
    30,094.08x = 607,416,137.22
  5. Step 5: Solve for x
    x = 607,416,137.22/30,094.08
  6. Step 6: Final answer
    x = 20,183.91

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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.