Home / 30,456.24-45,685.74-10,734.98

Finding the Fourth Proportional to 30,456.24, 45,685.74 and 10,734.98

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Solution

The fourth proportional to 30,456.24, 45,685.74 and 10,734.98 is: 16,102.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,456.24 : 45,685.74 = 10,734.98 : x
  2. Step 2: Convert to fraction form
    30,456.24/45,685.74 = 10,734.98/x
  3. Step 3: Cross multiply
    30,456.24x = 45,685.74 × 10,734.98
  4. Step 4: Simplify right side
    30,456.24x = 490,435,505.19
  5. Step 5: Solve for x
    x = 490,435,505.19/30,456.24
  6. Step 6: Final answer
    x = 16,102.96

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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.