Home / 23,550.32-32,480.52-20,711.60

Finding the Fourth Proportional to 23,550.32, 32,480.52 and 20,711.60

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Solution

The fourth proportional to 23,550.32, 32,480.52 and 20,711.60 is: 28,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,550.32 : 32,480.52 = 20,711.60 : x
  2. Step 2: Convert to fraction form
    23,550.32/32,480.52 = 20,711.60/x
  3. Step 3: Cross multiply
    23,550.32x = 32,480.52 × 20,711.60
  4. Step 4: Simplify right side
    23,550.32x = 672,723,538.03
  5. Step 5: Solve for x
    x = 672,723,538.03/23,550.32
  6. Step 6: Final answer
    x = 28,565.37

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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.