Home / 18,070.26-24,940.08-11,358.60

Finding the Fourth Proportional to 18,070.26, 24,940.08 and 11,358.60

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Solution

The fourth proportional to 18,070.26, 24,940.08 and 11,358.60 is: 15,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,070.26 : 24,940.08 = 11,358.60 : x
  2. Step 2: Convert to fraction form
    18,070.26/24,940.08 = 11,358.60/x
  3. Step 3: Cross multiply
    18,070.26x = 24,940.08 × 11,358.60
  4. Step 4: Simplify right side
    18,070.26x = 283,284,392.69
  5. Step 5: Solve for x
    x = 283,284,392.69/18,070.26
  6. Step 6: Final answer
    x = 15,676.83

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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.