Home / 30,267.10-45,364.20-15,468.40

Finding the Fourth Proportional to 30,267.10, 45,364.20 and 15,468.40

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Solution

The fourth proportional to 30,267.10, 45,364.20 and 15,468.40 is: 23,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267.10 : 45,364.20 = 15,468.40 : x
  2. Step 2: Convert to fraction form
    30,267.10/45,364.20 = 15,468.40/x
  3. Step 3: Cross multiply
    30,267.10x = 45,364.20 × 15,468.40
  4. Step 4: Simplify right side
    30,267.10x = 701,711,591.28
  5. Step 5: Solve for x
    x = 701,711,591.28/30,267.10
  6. Step 6: Final answer
    x = 23,183.97

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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.