Home / 29,577.13-40,816.50-16,148.39

Finding the Fourth Proportional to 29,577.13, 40,816.50 and 16,148.39

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Solution

The fourth proportional to 29,577.13, 40,816.50 and 16,148.39 is: 22,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,577.13 : 40,816.50 = 16,148.39 : x
  2. Step 2: Convert to fraction form
    29,577.13/40,816.50 = 16,148.39/x
  3. Step 3: Cross multiply
    29,577.13x = 40,816.50 × 16,148.39
  4. Step 4: Simplify right side
    29,577.13x = 659,120,556.35
  5. Step 5: Solve for x
    x = 659,120,556.35/29,577.13
  6. Step 6: Final answer
    x = 22,284.81

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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.