Home / 43,126.32-64,668.99-15,042.96

Finding the Fourth Proportional to 43,126.32, 64,668.99 and 15,042.96

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Solution

The fourth proportional to 43,126.32, 64,668.99 and 15,042.96 is: 22,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,126.32 : 64,668.99 = 15,042.96 : x
  2. Step 2: Convert to fraction form
    43,126.32/64,668.99 = 15,042.96/x
  3. Step 3: Cross multiply
    43,126.32x = 64,668.99 × 15,042.96
  4. Step 4: Simplify right side
    43,126.32x = 972,813,029.81
  5. Step 5: Solve for x
    x = 972,813,029.81/43,126.32
  6. Step 6: Final answer
    x = 22,557.29

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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.