Home / 31,093.92-46,631.88-13,559.52

Finding the Fourth Proportional to 31,093.92, 46,631.88 and 13,559.52

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Solution

The fourth proportional to 31,093.92, 46,631.88 and 13,559.52 is: 20,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,093.92 : 46,631.88 = 13,559.52 : x
  2. Step 2: Convert to fraction form
    31,093.92/46,631.88 = 13,559.52/x
  3. Step 3: Cross multiply
    31,093.92x = 46,631.88 × 13,559.52
  4. Step 4: Simplify right side
    31,093.92x = 632,305,909.50
  5. Step 5: Solve for x
    x = 632,305,909.50/31,093.92
  6. Step 6: Final answer
    x = 20,335.36

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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.