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Finding the Fourth Proportional to 13,325.58, 19,992.96 and 5,935.14

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Solution

The fourth proportional to 13,325.58, 19,992.96 and 5,935.14 is: 8,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.58 : 19,992.96 = 5,935.14 : x
  2. Step 2: Convert to fraction form
    13,325.58/19,992.96 = 5,935.14/x
  3. Step 3: Cross multiply
    13,325.58x = 19,992.96 × 5,935.14
  4. Step 4: Simplify right side
    13,325.58x = 118,661,016.61
  5. Step 5: Solve for x
    x = 118,661,016.61/13,325.58
  6. Step 6: Final answer
    x = 8,904.75

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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.