Home / 51,815.10-77,707.53-23,719.26

Finding the Fourth Proportional to 51,815.10, 77,707.53 and 23,719.26

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Solution

The fourth proportional to 51,815.10, 77,707.53 and 23,719.26 is: 35,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,815.10 : 77,707.53 = 23,719.26 : x
  2. Step 2: Convert to fraction form
    51,815.10/77,707.53 = 23,719.26/x
  3. Step 3: Cross multiply
    51,815.10x = 77,707.53 × 23,719.26
  4. Step 4: Simplify right side
    51,815.10x = 1,843,165,108.03
  5. Step 5: Solve for x
    x = 1,843,165,108.03/51,815.10
  6. Step 6: Final answer
    x = 35,571.97

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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.