Home / 51,079.51-76,570.01-26,131.31

Finding the Fourth Proportional to 51,079.51, 76,570.01 and 26,131.31

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Solution

The fourth proportional to 51,079.51, 76,570.01 and 26,131.31 is: 39,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079.51 : 76,570.01 = 26,131.31 : x
  2. Step 2: Convert to fraction form
    51,079.51/76,570.01 = 26,131.31/x
  3. Step 3: Cross multiply
    51,079.51x = 76,570.01 × 26,131.31
  4. Step 4: Simplify right side
    51,079.51x = 2,000,874,539.64
  5. Step 5: Solve for x
    x = 2,000,874,539.64/51,079.51
  6. Step 6: Final answer
    x = 39,171.76

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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.