Home / 37,654.51-51,964.19-20,659.48

Finding the Fourth Proportional to 37,654.51, 51,964.19 and 20,659.48

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Solution

The fourth proportional to 37,654.51, 51,964.19 and 20,659.48 is: 28,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,654.51 : 51,964.19 = 20,659.48 : x
  2. Step 2: Convert to fraction form
    37,654.51/51,964.19 = 20,659.48/x
  3. Step 3: Cross multiply
    37,654.51x = 51,964.19 × 20,659.48
  4. Step 4: Simplify right side
    37,654.51x = 1,073,553,144.02
  5. Step 5: Solve for x
    x = 1,073,553,144.02/37,654.51
  6. Step 6: Final answer
    x = 28,510.61

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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.