Home / 51,497.45-77,183.80-21,853.01

Finding the Fourth Proportional to 51,497.45, 77,183.80 and 21,853.01

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Solution

The fourth proportional to 51,497.45, 77,183.80 and 21,853.01 is: 32,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,497.45 : 77,183.80 = 21,853.01 : x
  2. Step 2: Convert to fraction form
    51,497.45/77,183.80 = 21,853.01/x
  3. Step 3: Cross multiply
    51,497.45x = 77,183.80 × 21,853.01
  4. Step 4: Simplify right side
    51,497.45x = 1,686,698,491.56
  5. Step 5: Solve for x
    x = 1,686,698,491.56/51,497.45
  6. Step 6: Final answer
    x = 32,753.05

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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.