Home / 29,132.80-43,713.60-16,662.40

Finding the Fourth Proportional to 29,132.80, 43,713.60 and 16,662.40

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Solution

The fourth proportional to 29,132.80, 43,713.60 and 16,662.40 is: 25,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,132.80 : 43,713.60 = 16,662.40 : x
  2. Step 2: Convert to fraction form
    29,132.80/43,713.60 = 16,662.40/x
  3. Step 3: Cross multiply
    29,132.80x = 43,713.60 × 16,662.40
  4. Step 4: Simplify right side
    29,132.80x = 728,373,488.64
  5. Step 5: Solve for x
    x = 728,373,488.64/29,132.80
  6. Step 6: Final answer
    x = 25,001.84

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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.