Home / 31,489.00-43,458.79-18,059.96

Finding the Fourth Proportional to 31,489.00, 43,458.79 and 18,059.96

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Solution

The fourth proportional to 31,489.00, 43,458.79 and 18,059.96 is: 24,925.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,489.00 : 43,458.79 = 18,059.96 : x
  2. Step 2: Convert to fraction form
    31,489.00/43,458.79 = 18,059.96/x
  3. Step 3: Cross multiply
    31,489.00x = 43,458.79 × 18,059.96
  4. Step 4: Simplify right side
    31,489.00x = 784,864,072.55
  5. Step 5: Solve for x
    x = 784,864,072.55/31,489.00
  6. Step 6: Final answer
    x = 24,925.03

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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.