Home / 35,310.56-48,729.24-19,394.72

Finding the Fourth Proportional to 35,310.56, 48,729.24 and 19,394.72

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Solution

The fourth proportional to 35,310.56, 48,729.24 and 19,394.72 is: 26,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.56 : 48,729.24 = 19,394.72 : x
  2. Step 2: Convert to fraction form
    35,310.56/48,729.24 = 19,394.72/x
  3. Step 3: Cross multiply
    35,310.56x = 48,729.24 × 19,394.72
  4. Step 4: Simplify right side
    35,310.56x = 945,089,965.61
  5. Step 5: Solve for x
    x = 945,089,965.61/35,310.56
  6. Step 6: Final answer
    x = 26,765.08

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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.