Home / 30,557.31-45,764.88-29,716.48

Finding the Fourth Proportional to 30,557.31, 45,764.88 and 29,716.48

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Solution

The fourth proportional to 30,557.31, 45,764.88 and 29,716.48 is: 44,505.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,557.31 : 45,764.88 = 29,716.48 : x
  2. Step 2: Convert to fraction form
    30,557.31/45,764.88 = 29,716.48/x
  3. Step 3: Cross multiply
    30,557.31x = 45,764.88 × 29,716.48
  4. Step 4: Simplify right side
    30,557.31x = 1,359,971,141.22
  5. Step 5: Solve for x
    x = 1,359,971,141.22/30,557.31
  6. Step 6: Final answer
    x = 44,505.59

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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.