Home / 32,954.31-45,456.39-21,624.44

Finding the Fourth Proportional to 32,954.31, 45,456.39 and 21,624.44

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Solution

The fourth proportional to 32,954.31, 45,456.39 and 21,624.44 is: 29,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,954.31 : 45,456.39 = 21,624.44 : x
  2. Step 2: Convert to fraction form
    32,954.31/45,456.39 = 21,624.44/x
  3. Step 3: Cross multiply
    32,954.31x = 45,456.39 × 21,624.44
  4. Step 4: Simplify right side
    32,954.31x = 982,968,750.89
  5. Step 5: Solve for x
    x = 982,968,750.89/32,954.31
  6. Step 6: Final answer
    x = 29,828.23

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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.