Home / 45,128.10-67,673.52-17,043.38

Finding the Fourth Proportional to 45,128.10, 67,673.52 and 17,043.38

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Solution

The fourth proportional to 45,128.10, 67,673.52 and 17,043.38 is: 25,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,128.10 : 67,673.52 = 17,043.38 : x
  2. Step 2: Convert to fraction form
    45,128.10/67,673.52 = 17,043.38/x
  3. Step 3: Cross multiply
    45,128.10x = 67,673.52 × 17,043.38
  4. Step 4: Simplify right side
    45,128.10x = 1,153,385,178.93
  5. Step 5: Solve for x
    x = 1,153,385,178.93/45,128.10
  6. Step 6: Final answer
    x = 25,558.03

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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.