Home / 14,975.05-22,460.20-4,978.97

Finding the Fourth Proportional to 14,975.05, 22,460.20 and 4,978.97

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Solution

The fourth proportional to 14,975.05, 22,460.20 and 4,978.97 is: 7,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975.05 : 22,460.20 = 4,978.97 : x
  2. Step 2: Convert to fraction form
    14,975.05/22,460.20 = 4,978.97/x
  3. Step 3: Cross multiply
    14,975.05x = 22,460.20 × 4,978.97
  4. Step 4: Simplify right side
    14,975.05x = 111,828,524.80
  5. Step 5: Solve for x
    x = 111,828,524.80/14,975.05
  6. Step 6: Final answer
    x = 7,467.66

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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.