Home / 30,456.91-45,680.73-10,730.84

Finding the Fourth Proportional to 30,456.91, 45,680.73 and 10,730.84

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Solution

The fourth proportional to 30,456.91, 45,680.73 and 10,730.84 is: 16,094.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,456.91 : 45,680.73 = 10,730.84 : x
  2. Step 2: Convert to fraction form
    30,456.91/45,680.73 = 10,730.84/x
  3. Step 3: Cross multiply
    30,456.91x = 45,680.73 × 10,730.84
  4. Step 4: Simplify right side
    30,456.91x = 490,192,604.71
  5. Step 5: Solve for x
    x = 490,192,604.71/30,456.91
  6. Step 6: Final answer
    x = 16,094.63

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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.