Home / 37,455.24-51,687.88-20,459.48

Finding the Fourth Proportional to 37,455.24, 51,687.88 and 20,459.48

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Solution

The fourth proportional to 37,455.24, 51,687.88 and 20,459.48 is: 28,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,455.24 : 51,687.88 = 20,459.48 : x
  2. Step 2: Convert to fraction form
    37,455.24/51,687.88 = 20,459.48/x
  3. Step 3: Cross multiply
    37,455.24x = 51,687.88 × 20,459.48
  4. Step 4: Simplify right side
    37,455.24x = 1,057,507,147.10
  5. Step 5: Solve for x
    x = 1,057,507,147.10/37,455.24
  6. Step 6: Final answer
    x = 28,233.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.