Home / 30,247.04-41,726.40-23,520.80

Finding the Fourth Proportional to 30,247.04, 41,726.40 and 23,520.80

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Solution

The fourth proportional to 30,247.04, 41,726.40 and 23,520.80 is: 32,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.04 : 41,726.40 = 23,520.80 : x
  2. Step 2: Convert to fraction form
    30,247.04/41,726.40 = 23,520.80/x
  3. Step 3: Cross multiply
    30,247.04x = 41,726.40 × 23,520.80
  4. Step 4: Simplify right side
    30,247.04x = 981,438,309.12
  5. Step 5: Solve for x
    x = 981,438,309.12/30,247.04
  6. Step 6: Final answer
    x = 32,447.42

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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.