Home / 67,007.65-100,513.73-33,709.56

Finding the Fourth Proportional to 67,007.65, 100,513.73 and 33,709.56

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Solution

The fourth proportional to 67,007.65, 100,513.73 and 33,709.56 is: 50,565.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,007.65 : 100,513.73 = 33,709.56 : x
  2. Step 2: Convert to fraction form
    67,007.65/100,513.73 = 33,709.56/x
  3. Step 3: Cross multiply
    67,007.65x = 100,513.73 × 33,709.56
  4. Step 4: Simplify right side
    67,007.65x = 3,388,273,612.26
  5. Step 5: Solve for x
    x = 3,388,273,612.26/67,007.65
  6. Step 6: Final answer
    x = 50,565.47

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1.5x scale

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.