Home / 31,282.78-46,928.87-9,093.27

Finding the Fourth Proportional to 31,282.78, 46,928.87 and 9,093.27

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Solution

The fourth proportional to 31,282.78, 46,928.87 and 9,093.27 is: 13,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282.78 : 46,928.87 = 9,093.27 : x
  2. Step 2: Convert to fraction form
    31,282.78/46,928.87 = 9,093.27/x
  3. Step 3: Cross multiply
    31,282.78x = 46,928.87 × 9,093.27
  4. Step 4: Simplify right side
    31,282.78x = 426,736,885.70
  5. Step 5: Solve for x
    x = 426,736,885.70/31,282.78
  6. Step 6: Final answer
    x = 13,641.27

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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.