Home / 22,460.08-30,985.10-13,502.44

Finding the Fourth Proportional to 22,460.08, 30,985.10 and 13,502.44

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Solution

The fourth proportional to 22,460.08, 30,985.10 and 13,502.44 is: 18,627.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,460.08 : 30,985.10 = 13,502.44 : x
  2. Step 2: Convert to fraction form
    22,460.08/30,985.10 = 13,502.44/x
  3. Step 3: Cross multiply
    22,460.08x = 30,985.10 × 13,502.44
  4. Step 4: Simplify right side
    22,460.08x = 418,374,231.21
  5. Step 5: Solve for x
    x = 418,374,231.21/22,460.08
  6. Step 6: Final answer
    x = 18,627.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.