Home / 29,053.64-43,580.46-20,305.64

Finding the Fourth Proportional to 29,053.64, 43,580.46 and 20,305.64

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Solution

The fourth proportional to 29,053.64, 43,580.46 and 20,305.64 is: 30,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,053.64 : 43,580.46 = 20,305.64 : x
  2. Step 2: Convert to fraction form
    29,053.64/43,580.46 = 20,305.64/x
  3. Step 3: Cross multiply
    29,053.64x = 43,580.46 × 20,305.64
  4. Step 4: Simplify right side
    29,053.64x = 884,929,131.79
  5. Step 5: Solve for x
    x = 884,929,131.79/29,053.64
  6. Step 6: Final answer
    x = 30,458.46

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1.5x scale

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.