Home / 51,717.76-77,575.92-16,657.60

Finding the Fourth Proportional to 51,717.76, 77,575.92 and 16,657.60

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Solution

The fourth proportional to 51,717.76, 77,575.92 and 16,657.60 is: 24,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,717.76 : 77,575.92 = 16,657.60 : x
  2. Step 2: Convert to fraction form
    51,717.76/77,575.92 = 16,657.60/x
  3. Step 3: Cross multiply
    51,717.76x = 77,575.92 × 16,657.60
  4. Step 4: Simplify right side
    51,717.76x = 1,292,228,644.99
  5. Step 5: Solve for x
    x = 1,292,228,644.99/51,717.76
  6. Step 6: Final answer
    x = 24,986.17

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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.