Home / 29,190.58-40,283.31-16,615.42

Finding the Fourth Proportional to 29,190.58, 40,283.31 and 16,615.42

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Solution

The fourth proportional to 29,190.58, 40,283.31 and 16,615.42 is: 22,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.58 : 40,283.31 = 16,615.42 : x
  2. Step 2: Convert to fraction form
    29,190.58/40,283.31 = 16,615.42/x
  3. Step 3: Cross multiply
    29,190.58x = 40,283.31 × 16,615.42
  4. Step 4: Simplify right side
    29,190.58x = 669,324,114.64
  5. Step 5: Solve for x
    x = 669,324,114.64/29,190.58
  6. Step 6: Final answer
    x = 22,929.46

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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.