Home / 39,134.52-58,712.10-11,054.64

Finding the Fourth Proportional to 39,134.52, 58,712.10 and 11,054.64

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Solution

The fourth proportional to 39,134.52, 58,712.10 and 11,054.64 is: 16,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,134.52 : 58,712.10 = 11,054.64 : x
  2. Step 2: Convert to fraction form
    39,134.52/58,712.10 = 11,054.64/x
  3. Step 3: Cross multiply
    39,134.52x = 58,712.10 × 11,054.64
  4. Step 4: Simplify right side
    39,134.52x = 649,041,129.14
  5. Step 5: Solve for x
    x = 649,041,129.14/39,134.52
  6. Step 6: Final answer
    x = 16,584.88

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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.