Home / 29,659.48-40,930.08-16,230.68

Finding the Fourth Proportional to 29,659.48, 40,930.08 and 16,230.68

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Solution

The fourth proportional to 29,659.48, 40,930.08 and 16,230.68 is: 22,398.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,659.48 : 40,930.08 = 16,230.68 : x
  2. Step 2: Convert to fraction form
    29,659.48/40,930.08 = 16,230.68/x
  3. Step 3: Cross multiply
    29,659.48x = 40,930.08 × 16,230.68
  4. Step 4: Simplify right side
    29,659.48x = 664,323,030.85
  5. Step 5: Solve for x
    x = 664,323,030.85/29,659.48
  6. Step 6: Final answer
    x = 22,398.34

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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.