Home / 49,976.32-74,953.43-14,429.90

Finding the Fourth Proportional to 49,976.32, 74,953.43 and 14,429.90

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Solution

The fourth proportional to 49,976.32, 74,953.43 and 14,429.90 is: 21,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,976.32 : 74,953.43 = 14,429.90 : x
  2. Step 2: Convert to fraction form
    49,976.32/74,953.43 = 14,429.90/x
  3. Step 3: Cross multiply
    49,976.32x = 74,953.43 × 14,429.90
  4. Step 4: Simplify right side
    49,976.32x = 1,081,570,614.79
  5. Step 5: Solve for x
    x = 1,081,570,614.79/49,976.32
  6. Step 6: Final answer
    x = 21,641.66

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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.