Home / 45,255.57-62,231.22-39,276.85

Finding the Fourth Proportional to 45,255.57, 62,231.22 and 39,276.85

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Solution

The fourth proportional to 45,255.57, 62,231.22 and 39,276.85 is: 54,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.57 : 62,231.22 = 39,276.85 : x
  2. Step 2: Convert to fraction form
    45,255.57/62,231.22 = 39,276.85/x
  3. Step 3: Cross multiply
    45,255.57x = 62,231.22 × 39,276.85
  4. Step 4: Simplify right side
    45,255.57x = 2,444,246,293.26
  5. Step 5: Solve for x
    x = 2,444,246,293.26/45,255.57
  6. Step 6: Final answer
    x = 54,009.84

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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.