Home / 47,112.84-70,642.62-15,514.38

Finding the Fourth Proportional to 47,112.84, 70,642.62 and 15,514.38

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Solution

The fourth proportional to 47,112.84, 70,642.62 and 15,514.38 is: 23,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,112.84 : 70,642.62 = 15,514.38 : x
  2. Step 2: Convert to fraction form
    47,112.84/70,642.62 = 15,514.38/x
  3. Step 3: Cross multiply
    47,112.84x = 70,642.62 × 15,514.38
  4. Step 4: Simplify right side
    47,112.84x = 1,095,976,450.88
  5. Step 5: Solve for x
    x = 1,095,976,450.88/47,112.84
  6. Step 6: Final answer
    x = 23,262.80

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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.