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Finding the Fourth Proportional to 56,642.48, 84,958.22 and 17,199.94

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Solution

The fourth proportional to 56,642.48, 84,958.22 and 17,199.94 is: 25,798.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,642.48 : 84,958.22 = 17,199.94 : x
  2. Step 2: Convert to fraction form
    56,642.48/84,958.22 = 17,199.94/x
  3. Step 3: Cross multiply
    56,642.48x = 84,958.22 × 17,199.94
  4. Step 4: Simplify right side
    56,642.48x = 1,461,276,286.51
  5. Step 5: Solve for x
    x = 1,461,276,286.51/56,642.48
  6. Step 6: Final answer
    x = 25,798.24

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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.