Home / 38,912.96-58,398.64-27,666.88

Finding the Fourth Proportional to 38,912.96, 58,398.64 and 27,666.88

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Solution

The fourth proportional to 38,912.96, 58,398.64 and 27,666.88 is: 41,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,912.96 : 58,398.64 = 27,666.88 : x
  2. Step 2: Convert to fraction form
    38,912.96/58,398.64 = 27,666.88/x
  3. Step 3: Cross multiply
    38,912.96x = 58,398.64 × 27,666.88
  4. Step 4: Simplify right side
    38,912.96x = 1,615,708,165.04
  5. Step 5: Solve for x
    x = 1,615,708,165.04/38,912.96
  6. Step 6: Final answer
    x = 41,521.08

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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.