Home / 41,587.89-62,390.61-13,505.79

Finding the Fourth Proportional to 41,587.89, 62,390.61 and 13,505.79

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Solution

The fourth proportional to 41,587.89, 62,390.61 and 13,505.79 is: 20,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,587.89 : 62,390.61 = 13,505.79 : x
  2. Step 2: Convert to fraction form
    41,587.89/62,390.61 = 13,505.79/x
  3. Step 3: Cross multiply
    41,587.89x = 62,390.61 × 13,505.79
  4. Step 4: Simplify right side
    41,587.89x = 842,634,476.63
  5. Step 5: Solve for x
    x = 842,634,476.63/41,587.89
  6. Step 6: Final answer
    x = 20,261.53

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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.