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Finding the Fourth Proportional to 39,585.96, 59,388.84 and 27,921.96

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Solution

The fourth proportional to 39,585.96, 59,388.84 and 27,921.96 is: 41,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,585.96 : 59,388.84 = 27,921.96 : x
  2. Step 2: Convert to fraction form
    39,585.96/59,388.84 = 27,921.96/x
  3. Step 3: Cross multiply
    39,585.96x = 59,388.84 × 27,921.96
  4. Step 4: Simplify right side
    39,585.96x = 1,658,252,814.93
  5. Step 5: Solve for x
    x = 1,658,252,814.93/39,585.96
  6. Step 6: Final answer
    x = 41,889.92

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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.