Home / 41,265.72-61,888.91-13,188.29

Finding the Fourth Proportional to 41,265.72, 61,888.91 and 13,188.29

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Solution

The fourth proportional to 41,265.72, 61,888.91 and 13,188.29 is: 19,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,265.72 : 61,888.91 = 13,188.29 : x
  2. Step 2: Convert to fraction form
    41,265.72/61,888.91 = 13,188.29/x
  3. Step 3: Cross multiply
    41,265.72x = 61,888.91 × 13,188.29
  4. Step 4: Simplify right side
    41,265.72x = 816,208,517.48
  5. Step 5: Solve for x
    x = 816,208,517.48/41,265.72
  6. Step 6: Final answer
    x = 19,779.34

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1.5x scale

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.