Home / 37,056.44-51,137.40-21,141.20

Finding the Fourth Proportional to 37,056.44, 51,137.40 and 21,141.20

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Solution

The fourth proportional to 37,056.44, 51,137.40 and 21,141.20 is: 29,174.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,056.44 : 51,137.40 = 21,141.20 : x
  2. Step 2: Convert to fraction form
    37,056.44/51,137.40 = 21,141.20/x
  3. Step 3: Cross multiply
    37,056.44x = 51,137.40 × 21,141.20
  4. Step 4: Simplify right side
    37,056.44x = 1,081,106,000.88
  5. Step 5: Solve for x
    x = 1,081,106,000.88/37,056.44
  6. Step 6: Final answer
    x = 29,174.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.