Home / 41,303.71-61,986.72-19,132.64

Finding the Fourth Proportional to 41,303.71, 61,986.72 and 19,132.64

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Solution

The fourth proportional to 41,303.71, 61,986.72 and 19,132.64 is: 28,713.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,303.71 : 61,986.72 = 19,132.64 : x
  2. Step 2: Convert to fraction form
    41,303.71/61,986.72 = 19,132.64/x
  3. Step 3: Cross multiply
    41,303.71x = 61,986.72 × 19,132.64
  4. Step 4: Simplify right side
    41,303.71x = 1,185,969,598.54
  5. Step 5: Solve for x
    x = 1,185,969,598.54/41,303.71
  6. Step 6: Final answer
    x = 28,713.39

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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.