Home / 29,985.64-41,379.92-16,556.92

Finding the Fourth Proportional to 29,985.64, 41,379.92 and 16,556.92

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Solution

The fourth proportional to 29,985.64, 41,379.92 and 16,556.92 is: 22,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,985.64 : 41,379.92 = 16,556.92 : x
  2. Step 2: Convert to fraction form
    29,985.64/41,379.92 = 16,556.92/x
  3. Step 3: Cross multiply
    29,985.64x = 41,379.92 × 16,556.92
  4. Step 4: Simplify right side
    29,985.64x = 685,124,025.05
  5. Step 5: Solve for x
    x = 685,124,025.05/29,985.64
  6. Step 6: Final answer
    x = 22,848.40

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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.