Home / 14,055.22-21,086.03-4,820.66

Finding the Fourth Proportional to 14,055.22, 21,086.03 and 4,820.66

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Solution

The fourth proportional to 14,055.22, 21,086.03 and 4,820.66 is: 7,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.22 : 21,086.03 = 4,820.66 : x
  2. Step 2: Convert to fraction form
    14,055.22/21,086.03 = 4,820.66/x
  3. Step 3: Cross multiply
    14,055.22x = 21,086.03 × 4,820.66
  4. Step 4: Simplify right side
    14,055.22x = 101,648,581.38
  5. Step 5: Solve for x
    x = 101,648,581.38/14,055.22
  6. Step 6: Final answer
    x = 7,232.09

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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.