Home / 41,287.78-61,931.67-16,646.50

Finding the Fourth Proportional to 41,287.78, 61,931.67 and 16,646.50

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Solution

The fourth proportional to 41,287.78, 61,931.67 and 16,646.50 is: 24,969.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,287.78 : 61,931.67 = 16,646.50 : x
  2. Step 2: Convert to fraction form
    41,287.78/61,931.67 = 16,646.50/x
  3. Step 3: Cross multiply
    41,287.78x = 61,931.67 × 16,646.50
  4. Step 4: Simplify right side
    41,287.78x = 1,030,945,544.66
  5. Step 5: Solve for x
    x = 1,030,945,544.66/41,287.78
  6. Step 6: Final answer
    x = 24,969.75

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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.