Home / 51,131.77-76,701.14-17,384.05

Finding the Fourth Proportional to 51,131.77, 76,701.14 and 17,384.05

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Solution

The fourth proportional to 51,131.77, 76,701.14 and 17,384.05 is: 26,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,131.77 : 76,701.14 = 17,384.05 : x
  2. Step 2: Convert to fraction form
    51,131.77/76,701.14 = 17,384.05/x
  3. Step 3: Cross multiply
    51,131.77x = 76,701.14 × 17,384.05
  4. Step 4: Simplify right side
    51,131.77x = 1,333,376,193.30
  5. Step 5: Solve for x
    x = 1,333,376,193.30/51,131.77
  6. Step 6: Final answer
    x = 26,077.26

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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.