Home / 26,172.18-39,259.56-7,453.56

Finding the Fourth Proportional to 26,172.18, 39,259.56 and 7,453.56

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Solution

The fourth proportional to 26,172.18, 39,259.56 and 7,453.56 is: 11,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.18 : 39,259.56 = 7,453.56 : x
  2. Step 2: Convert to fraction form
    26,172.18/39,259.56 = 7,453.56/x
  3. Step 3: Cross multiply
    26,172.18x = 39,259.56 × 7,453.56
  4. Step 4: Simplify right side
    26,172.18x = 292,623,486.03
  5. Step 5: Solve for x
    x = 292,623,486.03/26,172.18
  6. Step 6: Final answer
    x = 11,180.71

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1.5x scale

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.