Home / 43,292.08-64,911.84-16,965.28

Finding the Fourth Proportional to 43,292.08, 64,911.84 and 16,965.28

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Solution

The fourth proportional to 43,292.08, 64,911.84 and 16,965.28 is: 25,437.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,292.08 : 64,911.84 = 16,965.28 : x
  2. Step 2: Convert to fraction form
    43,292.08/64,911.84 = 16,965.28/x
  3. Step 3: Cross multiply
    43,292.08x = 64,911.84 × 16,965.28
  4. Step 4: Simplify right side
    43,292.08x = 1,101,247,540.92
  5. Step 5: Solve for x
    x = 1,101,247,540.92/43,292.08
  6. Step 6: Final answer
    x = 25,437.62

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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.