Home / 24,502.40-33,763.20-20,268.80

Finding the Fourth Proportional to 24,502.40, 33,763.20 and 20,268.80

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Solution

The fourth proportional to 24,502.40, 33,763.20 and 20,268.80 is: 27,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,502.40 : 33,763.20 = 20,268.80 : x
  2. Step 2: Convert to fraction form
    24,502.40/33,763.20 = 20,268.80/x
  3. Step 3: Cross multiply
    24,502.40x = 33,763.20 × 20,268.80
  4. Step 4: Simplify right side
    24,502.40x = 684,339,548.16
  5. Step 5: Solve for x
    x = 684,339,548.16/24,502.40
  6. Step 6: Final answer
    x = 27,929.49

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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.