Home / 54,536.82-81,807.06-15,090.63

Finding the Fourth Proportional to 54,536.82, 81,807.06 and 15,090.63

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Solution

The fourth proportional to 54,536.82, 81,807.06 and 15,090.63 is: 22,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,536.82 : 81,807.06 = 15,090.63 : x
  2. Step 2: Convert to fraction form
    54,536.82/81,807.06 = 15,090.63/x
  3. Step 3: Cross multiply
    54,536.82x = 81,807.06 × 15,090.63
  4. Step 4: Simplify right side
    54,536.82x = 1,234,520,073.85
  5. Step 5: Solve for x
    x = 1,234,520,073.85/54,536.82
  6. Step 6: Final answer
    x = 22,636.45

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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.