Home / 19,094.39-28,607.69-7,976.61

Finding the Fourth Proportional to 19,094.39, 28,607.69 and 7,976.61

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Solution

The fourth proportional to 19,094.39, 28,607.69 and 7,976.61 is: 11,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,094.39 : 28,607.69 = 7,976.61 : x
  2. Step 2: Convert to fraction form
    19,094.39/28,607.69 = 7,976.61/x
  3. Step 3: Cross multiply
    19,094.39x = 28,607.69 × 7,976.61
  4. Step 4: Simplify right side
    19,094.39x = 228,192,386.13
  5. Step 5: Solve for x
    x = 228,192,386.13/19,094.39
  6. Step 6: Final answer
    x = 11,950.76

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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.