Home / 30,080.21-41,511.06-16,652.71

Finding the Fourth Proportional to 30,080.21, 41,511.06 and 16,652.71

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Solution

The fourth proportional to 30,080.21, 41,511.06 and 16,652.71 is: 22,980.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.21 : 41,511.06 = 16,652.71 : x
  2. Step 2: Convert to fraction form
    30,080.21/41,511.06 = 16,652.71/x
  3. Step 3: Cross multiply
    30,080.21x = 41,511.06 × 16,652.71
  4. Step 4: Simplify right side
    30,080.21x = 691,271,540.19
  5. Step 5: Solve for x
    x = 691,271,540.19/30,080.21
  6. Step 6: Final answer
    x = 22,980.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.