Home / 24,396.72-36,507.60-21,121.08

Finding the Fourth Proportional to 24,396.72, 36,507.60 and 21,121.08

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Solution

The fourth proportional to 24,396.72, 36,507.60 and 21,121.08 is: 31,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,396.72 : 36,507.60 = 21,121.08 : x
  2. Step 2: Convert to fraction form
    24,396.72/36,507.60 = 21,121.08/x
  3. Step 3: Cross multiply
    24,396.72x = 36,507.60 × 21,121.08
  4. Step 4: Simplify right side
    24,396.72x = 771,079,940.21
  5. Step 5: Solve for x
    x = 771,079,940.21/24,396.72
  6. Step 6: Final answer
    x = 31,605.89

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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.