Home / 30,042.50-45,090.83-16,014.21

Finding the Fourth Proportional to 30,042.50, 45,090.83 and 16,014.21

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Solution

The fourth proportional to 30,042.50, 45,090.83 and 16,014.21 is: 24,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.50 : 45,090.83 = 16,014.21 : x
  2. Step 2: Convert to fraction form
    30,042.50/45,090.83 = 16,014.21/x
  3. Step 3: Cross multiply
    30,042.50x = 45,090.83 × 16,014.21
  4. Step 4: Simplify right side
    30,042.50x = 722,094,020.69
  5. Step 5: Solve for x
    x = 722,094,020.69/30,042.50
  6. Step 6: Final answer
    x = 24,035.75

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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.