Home / 30,548.32-45,796.35-13,902.41

Finding the Fourth Proportional to 30,548.32, 45,796.35 and 13,902.41

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Solution

The fourth proportional to 30,548.32, 45,796.35 and 13,902.41 is: 20,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,548.32 : 45,796.35 = 13,902.41 : x
  2. Step 2: Convert to fraction form
    30,548.32/45,796.35 = 13,902.41/x
  3. Step 3: Cross multiply
    30,548.32x = 45,796.35 × 13,902.41
  4. Step 4: Simplify right side
    30,548.32x = 636,679,634.20
  5. Step 5: Solve for x
    x = 636,679,634.20/30,548.32
  6. Step 6: Final answer
    x = 20,841.72

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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.