Home / 26,741.40-40,112.10-19,224.60

Finding the Fourth Proportional to 26,741.40, 40,112.10 and 19,224.60

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Solution

The fourth proportional to 26,741.40, 40,112.10 and 19,224.60 is: 28,836.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,741.40 : 40,112.10 = 19,224.60 : x
  2. Step 2: Convert to fraction form
    26,741.40/40,112.10 = 19,224.60/x
  3. Step 3: Cross multiply
    26,741.40x = 40,112.10 × 19,224.60
  4. Step 4: Simplify right side
    26,741.40x = 771,139,077.66
  5. Step 5: Solve for x
    x = 771,139,077.66/26,741.40
  6. Step 6: Final answer
    x = 28,836.90

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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.