Home / 51,160.39-76,740.46-19,573.56

Finding the Fourth Proportional to 51,160.39, 76,740.46 and 19,573.56

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Solution

The fourth proportional to 51,160.39, 76,740.46 and 19,573.56 is: 29,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,160.39 : 76,740.46 = 19,573.56 : x
  2. Step 2: Convert to fraction form
    51,160.39/76,740.46 = 19,573.56/x
  3. Step 3: Cross multiply
    51,160.39x = 76,740.46 × 19,573.56
  4. Step 4: Simplify right side
    51,160.39x = 1,502,083,949.30
  5. Step 5: Solve for x
    x = 1,502,083,949.30/51,160.39
  6. Step 6: Final answer
    x = 29,360.29

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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.