Home / 23,548.32-32,477.76-20,709.60

Finding the Fourth Proportional to 23,548.32, 32,477.76 and 20,709.60

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Solution

The fourth proportional to 23,548.32, 32,477.76 and 20,709.60 is: 28,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,548.32 : 32,477.76 = 20,709.60 : x
  2. Step 2: Convert to fraction form
    23,548.32/32,477.76 = 20,709.60/x
  3. Step 3: Cross multiply
    23,548.32x = 32,477.76 × 20,709.60
  4. Step 4: Simplify right side
    23,548.32x = 672,601,418.50
  5. Step 5: Solve for x
    x = 672,601,418.50/23,548.32
  6. Step 6: Final answer
    x = 28,562.61

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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.