Home / 43,214.90-64,796.42-16,888.28

Finding the Fourth Proportional to 43,214.90, 64,796.42 and 16,888.28

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Solution

The fourth proportional to 43,214.90, 64,796.42 and 16,888.28 is: 25,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,214.90 : 64,796.42 = 16,888.28 : x
  2. Step 2: Convert to fraction form
    43,214.90/64,796.42 = 16,888.28/x
  3. Step 3: Cross multiply
    43,214.90x = 64,796.42 × 16,888.28
  4. Step 4: Simplify right side
    43,214.90x = 1,094,300,083.96
  5. Step 5: Solve for x
    x = 1,094,300,083.96/43,214.90
  6. Step 6: Final answer
    x = 25,322.29

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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.