Home / 43,212.48-64,810.44-18,244.32

Finding the Fourth Proportional to 43,212.48, 64,810.44 and 18,244.32

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Solution

The fourth proportional to 43,212.48, 64,810.44 and 18,244.32 is: 27,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,212.48 : 64,810.44 = 18,244.32 : x
  2. Step 2: Convert to fraction form
    43,212.48/64,810.44 = 18,244.32/x
  3. Step 3: Cross multiply
    43,212.48x = 64,810.44 × 18,244.32
  4. Step 4: Simplify right side
    43,212.48x = 1,182,422,406.70
  5. Step 5: Solve for x
    x = 1,182,422,406.70/43,212.48
  6. Step 6: Final answer
    x = 27,362.98

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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.