Home / 30,254.87-45,383.21-11,284.46

Finding the Fourth Proportional to 30,254.87, 45,383.21 and 11,284.46

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Solution

The fourth proportional to 30,254.87, 45,383.21 and 11,284.46 is: 16,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,254.87 : 45,383.21 = 11,284.46 : x
  2. Step 2: Convert to fraction form
    30,254.87/45,383.21 = 11,284.46/x
  3. Step 3: Cross multiply
    30,254.87x = 45,383.21 × 11,284.46
  4. Step 4: Simplify right side
    30,254.87x = 512,125,234.10
  5. Step 5: Solve for x
    x = 512,125,234.10/30,254.87
  6. Step 6: Final answer
    x = 16,927.04

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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.