Home / 33,686.57-46,491.79-28,011.56

Finding the Fourth Proportional to 33,686.57, 46,491.79 and 28,011.56

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Solution

The fourth proportional to 33,686.57, 46,491.79 and 28,011.56 is: 38,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.57 : 46,491.79 = 28,011.56 : x
  2. Step 2: Convert to fraction form
    33,686.57/46,491.79 = 28,011.56/x
  3. Step 3: Cross multiply
    33,686.57x = 46,491.79 × 28,011.56
  4. Step 4: Simplify right side
    33,686.57x = 1,302,307,565.09
  5. Step 5: Solve for x
    x = 1,302,307,565.09/33,686.57
  6. Step 6: Final answer
    x = 38,659.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.