Home / 24,301.89-36,389.78-20,814.31

Finding the Fourth Proportional to 24,301.89, 36,389.78 and 20,814.31

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Solution

The fourth proportional to 24,301.89, 36,389.78 and 20,814.31 is: 31,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,301.89 : 36,389.78 = 20,814.31 : x
  2. Step 2: Convert to fraction form
    24,301.89/36,389.78 = 20,814.31/x
  3. Step 3: Cross multiply
    24,301.89x = 36,389.78 × 20,814.31
  4. Step 4: Simplify right side
    24,301.89x = 757,428,181.22
  5. Step 5: Solve for x
    x = 757,428,181.22/24,301.89
  6. Step 6: Final answer
    x = 31,167.46

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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.