Home / 18,841.33-26,004.64-12,468.05

Finding the Fourth Proportional to 18,841.33, 26,004.64 and 12,468.05

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Solution

The fourth proportional to 18,841.33, 26,004.64 and 12,468.05 is: 17,208.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.33 : 26,004.64 = 12,468.05 : x
  2. Step 2: Convert to fraction form
    18,841.33/26,004.64 = 12,468.05/x
  3. Step 3: Cross multiply
    18,841.33x = 26,004.64 × 12,468.05
  4. Step 4: Simplify right side
    18,841.33x = 324,227,151.75
  5. Step 5: Solve for x
    x = 324,227,151.75/18,841.33
  6. Step 6: Final answer
    x = 17,208.29

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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.