Home / 12,242.22-18,363.45-4,848.48

Finding the Fourth Proportional to 12,242.22, 18,363.45 and 4,848.48

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Solution

The fourth proportional to 12,242.22, 18,363.45 and 4,848.48 is: 7,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242.22 : 18,363.45 = 4,848.48 : x
  2. Step 2: Convert to fraction form
    12,242.22/18,363.45 = 4,848.48/x
  3. Step 3: Cross multiply
    12,242.22x = 18,363.45 × 4,848.48
  4. Step 4: Simplify right side
    12,242.22x = 89,034,820.06
  5. Step 5: Solve for x
    x = 89,034,820.06/12,242.22
  6. Step 6: Final answer
    x = 7,272.77

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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.