Home / 40,237.09-60,355.65-12,537.25

Finding the Fourth Proportional to 40,237.09, 60,355.65 and 12,537.25

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Solution

The fourth proportional to 40,237.09, 60,355.65 and 12,537.25 is: 18,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.09 : 60,355.65 = 12,537.25 : x
  2. Step 2: Convert to fraction form
    40,237.09/60,355.65 = 12,537.25/x
  3. Step 3: Cross multiply
    40,237.09x = 60,355.65 × 12,537.25
  4. Step 4: Simplify right side
    40,237.09x = 756,693,872.96
  5. Step 5: Solve for x
    x = 756,693,872.96/40,237.09
  6. Step 6: Final answer
    x = 18,805.88

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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.