Home / 51,868.64-77,803.44-16,808.24

Finding the Fourth Proportional to 51,868.64, 77,803.44 and 16,808.24

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Solution

The fourth proportional to 51,868.64, 77,803.44 and 16,808.24 is: 25,212.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,868.64 : 77,803.44 = 16,808.24 : x
  2. Step 2: Convert to fraction form
    51,868.64/77,803.44 = 16,808.24/x
  3. Step 3: Cross multiply
    51,868.64x = 77,803.44 × 16,808.24
  4. Step 4: Simplify right side
    51,868.64x = 1,307,738,892.35
  5. Step 5: Solve for x
    x = 1,307,738,892.35/51,868.64
  6. Step 6: Final answer
    x = 25,212.52

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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.