Home / 51,106.74-76,672.42-21,533.04

Finding the Fourth Proportional to 51,106.74, 76,672.42 and 21,533.04

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Solution

The fourth proportional to 51,106.74, 76,672.42 and 21,533.04 is: 32,304.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,106.74 : 76,672.42 = 21,533.04 : x
  2. Step 2: Convert to fraction form
    51,106.74/76,672.42 = 21,533.04/x
  3. Step 3: Cross multiply
    51,106.74x = 76,672.42 × 21,533.04
  4. Step 4: Simplify right side
    51,106.74x = 1,650,989,795.73
  5. Step 5: Solve for x
    x = 1,650,989,795.73/51,106.74
  6. Step 6: Final answer
    x = 32,304.74

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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.