Home / 24,002.40-36,003.60-20,114.40

Finding the Fourth Proportional to 24,002.40, 36,003.60 and 20,114.40

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Solution

The fourth proportional to 24,002.40, 36,003.60 and 20,114.40 is: 30,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,002.40 : 36,003.60 = 20,114.40 : x
  2. Step 2: Convert to fraction form
    24,002.40/36,003.60 = 20,114.40/x
  3. Step 3: Cross multiply
    24,002.40x = 36,003.60 × 20,114.40
  4. Step 4: Simplify right side
    24,002.40x = 724,190,811.84
  5. Step 5: Solve for x
    x = 724,190,811.84/24,002.40
  6. Step 6: Final answer
    x = 30,171.60

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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.