Home / 24,203.60-36,305.40-20,107.60

Finding the Fourth Proportional to 24,203.60, 36,305.40 and 20,107.60

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Solution

The fourth proportional to 24,203.60, 36,305.40 and 20,107.60 is: 30,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,203.60 : 36,305.40 = 20,107.60 : x
  2. Step 2: Convert to fraction form
    24,203.60/36,305.40 = 20,107.60/x
  3. Step 3: Cross multiply
    24,203.60x = 36,305.40 × 20,107.60
  4. Step 4: Simplify right side
    24,203.60x = 730,014,461.04
  5. Step 5: Solve for x
    x = 730,014,461.04/24,203.60
  6. Step 6: Final answer
    x = 30,161.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.