Home / 51,274.87-76,902.58-21,713.47

Finding the Fourth Proportional to 51,274.87, 76,902.58 and 21,713.47

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Solution

The fourth proportional to 51,274.87, 76,902.58 and 21,713.47 is: 32,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,274.87 : 76,902.58 = 21,713.47 : x
  2. Step 2: Convert to fraction form
    51,274.87/76,902.58 = 21,713.47/x
  3. Step 3: Cross multiply
    51,274.87x = 76,902.58 × 21,713.47
  4. Step 4: Simplify right side
    51,274.87x = 1,669,821,698.64
  5. Step 5: Solve for x
    x = 1,669,821,698.64/51,274.87
  6. Step 6: Final answer
    x = 32,566.08

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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.