Home / 39,606.27-54,624.29-28,255.74

Finding the Fourth Proportional to 39,606.27, 54,624.29 and 28,255.74

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Solution

The fourth proportional to 39,606.27, 54,624.29 and 28,255.74 is: 38,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,606.27 : 54,624.29 = 28,255.74 : x
  2. Step 2: Convert to fraction form
    39,606.27/54,624.29 = 28,255.74/x
  3. Step 3: Cross multiply
    39,606.27x = 54,624.29 × 28,255.74
  4. Step 4: Simplify right side
    39,606.27x = 1,543,449,594.65
  5. Step 5: Solve for x
    x = 1,543,449,594.65/39,606.27
  6. Step 6: Final answer
    x = 38,969.83

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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.