Home / 43,092.36-64,616.67-19,698.75

Finding the Fourth Proportional to 43,092.36, 64,616.67 and 19,698.75

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Solution

The fourth proportional to 43,092.36, 64,616.67 and 19,698.75 is: 29,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092.36 : 64,616.67 = 19,698.75 : x
  2. Step 2: Convert to fraction form
    43,092.36/64,616.67 = 19,698.75/x
  3. Step 3: Cross multiply
    43,092.36x = 64,616.67 × 19,698.75
  4. Step 4: Simplify right side
    43,092.36x = 1,272,867,628.16
  5. Step 5: Solve for x
    x = 1,272,867,628.16/43,092.36
  6. Step 6: Final answer
    x = 29,538.13

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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.