Home / 41,206.72-61,785.40-13,114.64

Finding the Fourth Proportional to 41,206.72, 61,785.40 and 13,114.64

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Solution

The fourth proportional to 41,206.72, 61,785.40 and 13,114.64 is: 19,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,206.72 : 61,785.40 = 13,114.64 : x
  2. Step 2: Convert to fraction form
    41,206.72/61,785.40 = 13,114.64/x
  3. Step 3: Cross multiply
    41,206.72x = 61,785.40 × 13,114.64
  4. Step 4: Simplify right side
    41,206.72x = 810,293,278.26
  5. Step 5: Solve for x
    x = 810,293,278.26/41,206.72
  6. Step 6: Final answer
    x = 19,664.11

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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.