Home / 51,848.80-77,785.60-16,788.48

Finding the Fourth Proportional to 51,848.80, 77,785.60 and 16,788.48

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Solution

The fourth proportional to 51,848.80, 77,785.60 and 16,788.48 is: 25,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.80 : 77,785.60 = 16,788.48 : x
  2. Step 2: Convert to fraction form
    51,848.80/77,785.60 = 16,788.48/x
  3. Step 3: Cross multiply
    51,848.80x = 77,785.60 × 16,788.48
  4. Step 4: Simplify right side
    51,848.80x = 1,305,901,989.89
  5. Step 5: Solve for x
    x = 1,305,901,989.89/51,848.80
  6. Step 6: Final answer
    x = 25,186.74

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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.