Home / 51,509.96-77,297.45-21,927.75

Finding the Fourth Proportional to 51,509.96, 77,297.45 and 21,927.75

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Solution

The fourth proportional to 51,509.96, 77,297.45 and 21,927.75 is: 32,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.96 : 77,297.45 = 21,927.75 : x
  2. Step 2: Convert to fraction form
    51,509.96/77,297.45 = 21,927.75/x
  3. Step 3: Cross multiply
    51,509.96x = 77,297.45 × 21,927.75
  4. Step 4: Simplify right side
    51,509.96x = 1,694,959,049.60
  5. Step 5: Solve for x
    x = 1,694,959,049.60/51,509.96
  6. Step 6: Final answer
    x = 32,905.47

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1.5x scale

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.