Home / 42,019.25-63,028.88-15,736.37

Finding the Fourth Proportional to 42,019.25, 63,028.88 and 15,736.37

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Solution

The fourth proportional to 42,019.25, 63,028.88 and 15,736.37 is: 23,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019.25 : 63,028.88 = 15,736.37 : x
  2. Step 2: Convert to fraction form
    42,019.25/63,028.88 = 15,736.37/x
  3. Step 3: Cross multiply
    42,019.25x = 63,028.88 × 15,736.37
  4. Step 4: Simplify right side
    42,019.25x = 991,845,697.68
  5. Step 5: Solve for x
    x = 991,845,697.68/42,019.25
  6. Step 6: Final answer
    x = 23,604.56

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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.