Home / 51,089.82-76,634.76-14,153.82

Finding the Fourth Proportional to 51,089.82, 76,634.76 and 14,153.82

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Solution

The fourth proportional to 51,089.82, 76,634.76 and 14,153.82 is: 21,230.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,089.82 : 76,634.76 = 14,153.82 : x
  2. Step 2: Convert to fraction form
    51,089.82/76,634.76 = 14,153.82/x
  3. Step 3: Cross multiply
    51,089.82x = 76,634.76 × 14,153.82
  4. Step 4: Simplify right side
    51,089.82x = 1,084,674,598.78
  5. Step 5: Solve for x
    x = 1,084,674,598.78/51,089.82
  6. Step 6: Final answer
    x = 21,230.74

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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.