Home / 40,673.34-61,128.09-26,909.82

Finding the Fourth Proportional to 40,673.34, 61,128.09 and 26,909.82

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Solution

The fourth proportional to 40,673.34, 61,128.09 and 26,909.82 is: 40,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,673.34 : 61,128.09 = 26,909.82 : x
  2. Step 2: Convert to fraction form
    40,673.34/61,128.09 = 26,909.82/x
  3. Step 3: Cross multiply
    40,673.34x = 61,128.09 × 26,909.82
  4. Step 4: Simplify right side
    40,673.34x = 1,644,945,898.84
  5. Step 5: Solve for x
    x = 1,644,945,898.84/40,673.34
  6. Step 6: Final answer
    x = 40,442.85

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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.