Home / 29,261.07-40,380.80-16,516.80

Finding the Fourth Proportional to 29,261.07, 40,380.80 and 16,516.80

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Solution

The fourth proportional to 29,261.07, 40,380.80 and 16,516.80 is: 22,793.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.07 : 40,380.80 = 16,516.80 : x
  2. Step 2: Convert to fraction form
    29,261.07/40,380.80 = 16,516.80/x
  3. Step 3: Cross multiply
    29,261.07x = 40,380.80 × 16,516.80
  4. Step 4: Simplify right side
    29,261.07x = 666,961,514.86
  5. Step 5: Solve for x
    x = 666,961,514.86/29,261.07
  6. Step 6: Final answer
    x = 22,793.48

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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.