Home / 26,711.44-36,869.48-18,755.60

Finding the Fourth Proportional to 26,711.44, 36,869.48 and 18,755.60

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Solution

The fourth proportional to 26,711.44, 36,869.48 and 18,755.60 is: 25,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,711.44 : 36,869.48 = 18,755.60 : x
  2. Step 2: Convert to fraction form
    26,711.44/36,869.48 = 18,755.60/x
  3. Step 3: Cross multiply
    26,711.44x = 36,869.48 × 18,755.60
  4. Step 4: Simplify right side
    26,711.44x = 691,509,219.09
  5. Step 5: Solve for x
    x = 691,509,219.09/26,711.44
  6. Step 6: Final answer
    x = 25,888.13

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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.