Home / 29,507.76-40,674.60-20,059.92

Finding the Fourth Proportional to 29,507.76, 40,674.60 and 20,059.92

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Solution

The fourth proportional to 29,507.76, 40,674.60 and 20,059.92 is: 27,651.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,507.76 : 40,674.60 = 20,059.92 : x
  2. Step 2: Convert to fraction form
    29,507.76/40,674.60 = 20,059.92/x
  3. Step 3: Cross multiply
    29,507.76x = 40,674.60 × 20,059.92
  4. Step 4: Simplify right side
    29,507.76x = 815,929,222.03
  5. Step 5: Solve for x
    x = 815,929,222.03/29,507.76
  6. Step 6: Final answer
    x = 27,651.34

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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.