Home / 26,256.53-39,353.02-18,845.69

Finding the Fourth Proportional to 26,256.53, 39,353.02 and 18,845.69

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Solution

The fourth proportional to 26,256.53, 39,353.02 and 18,845.69 is: 28,245.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.53 : 39,353.02 = 18,845.69 : x
  2. Step 2: Convert to fraction form
    26,256.53/39,353.02 = 18,845.69/x
  3. Step 3: Cross multiply
    26,256.53x = 39,353.02 × 18,845.69
  4. Step 4: Simplify right side
    26,256.53x = 741,634,571.60
  5. Step 5: Solve for x
    x = 741,634,571.60/26,256.53
  6. Step 6: Final answer
    x = 28,245.72

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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.