Home / 45,789.10-68,694.08-17,709.23

Finding the Fourth Proportional to 45,789.10, 68,694.08 and 17,709.23

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Solution

The fourth proportional to 45,789.10, 68,694.08 and 17,709.23 is: 26,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,789.10 : 68,694.08 = 17,709.23 : x
  2. Step 2: Convert to fraction form
    45,789.10/68,694.08 = 17,709.23/x
  3. Step 3: Cross multiply
    45,789.10x = 68,694.08 × 17,709.23
  4. Step 4: Simplify right side
    45,789.10x = 1,216,519,345.55
  5. Step 5: Solve for x
    x = 1,216,519,345.55/45,789.10
  6. Step 6: Final answer
    x = 26,567.88

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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.