Home / 13,173.52-19,768.08-4,859.38

Finding the Fourth Proportional to 13,173.52, 19,768.08 and 4,859.38

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Solution

The fourth proportional to 13,173.52, 19,768.08 and 4,859.38 is: 7,291.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.52 : 19,768.08 = 4,859.38 : x
  2. Step 2: Convert to fraction form
    13,173.52/19,768.08 = 4,859.38/x
  3. Step 3: Cross multiply
    13,173.52x = 19,768.08 × 4,859.38
  4. Step 4: Simplify right side
    13,173.52x = 96,060,612.59
  5. Step 5: Solve for x
    x = 96,060,612.59/13,173.52
  6. Step 6: Final answer
    x = 7,291.95

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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.