Home / 48,684.92-67,186.06-28,556.35

Finding the Fourth Proportional to 48,684.92, 67,186.06 and 28,556.35

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Solution

The fourth proportional to 48,684.92, 67,186.06 and 28,556.35 is: 39,408.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,684.92 : 67,186.06 = 28,556.35 : x
  2. Step 2: Convert to fraction form
    48,684.92/67,186.06 = 28,556.35/x
  3. Step 3: Cross multiply
    48,684.92x = 67,186.06 × 28,556.35
  4. Step 4: Simplify right side
    48,684.92x = 1,918,588,405.12
  5. Step 5: Solve for x
    x = 1,918,588,405.12/48,684.92
  6. Step 6: Final answer
    x = 39,408.27

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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.