Home / 35,343.59-48,774.26-20,236.49

Finding the Fourth Proportional to 35,343.59, 48,774.26 and 20,236.49

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Solution

The fourth proportional to 35,343.59, 48,774.26 and 20,236.49 is: 27,926.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,343.59 : 48,774.26 = 20,236.49 : x
  2. Step 2: Convert to fraction form
    35,343.59/48,774.26 = 20,236.49/x
  3. Step 3: Cross multiply
    35,343.59x = 48,774.26 × 20,236.49
  4. Step 4: Simplify right side
    35,343.59x = 987,019,692.44
  5. Step 5: Solve for x
    x = 987,019,692.44/35,343.59
  6. Step 6: Final answer
    x = 27,926.41

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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.