Home / 24,205.20-36,210.60-20,954.40

Finding the Fourth Proportional to 24,205.20, 36,210.60 and 20,954.40

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Solution

The fourth proportional to 24,205.20, 36,210.60 and 20,954.40 is: 31,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,205.20 : 36,210.60 = 20,954.40 : x
  2. Step 2: Convert to fraction form
    24,205.20/36,210.60 = 20,954.40/x
  3. Step 3: Cross multiply
    24,205.20x = 36,210.60 × 20,954.40
  4. Step 4: Simplify right side
    24,205.20x = 758,771,396.64
  5. Step 5: Solve for x
    x = 758,771,396.64/24,205.20
  6. Step 6: Final answer
    x = 31,347.45

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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.