Home / 45,081.39-62,204.43-28,080.24

Finding the Fourth Proportional to 45,081.39, 62,204.43 and 28,080.24

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Solution

The fourth proportional to 45,081.39, 62,204.43 and 28,080.24 is: 38,745.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,081.39 : 62,204.43 = 28,080.24 : x
  2. Step 2: Convert to fraction form
    45,081.39/62,204.43 = 28,080.24/x
  3. Step 3: Cross multiply
    45,081.39x = 62,204.43 × 28,080.24
  4. Step 4: Simplify right side
    45,081.39x = 1,746,715,323.46
  5. Step 5: Solve for x
    x = 1,746,715,323.46/45,081.39
  6. Step 6: Final answer
    x = 38,745.82

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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.