Home / 35,131.62-52,689.87-11,117.82

Finding the Fourth Proportional to 35,131.62, 52,689.87 and 11,117.82

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Solution

The fourth proportional to 35,131.62, 52,689.87 and 11,117.82 is: 16,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131.62 : 52,689.87 = 11,117.82 : x
  2. Step 2: Convert to fraction form
    35,131.62/52,689.87 = 11,117.82/x
  3. Step 3: Cross multiply
    35,131.62x = 52,689.87 × 11,117.82
  4. Step 4: Simplify right side
    35,131.62x = 585,796,688.07
  5. Step 5: Solve for x
    x = 585,796,688.07/35,131.62
  6. Step 6: Final answer
    x = 16,674.34

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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.