Home / 31,106.98-46,660.65-7,733.42

Finding the Fourth Proportional to 31,106.98, 46,660.65 and 7,733.42

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Solution

The fourth proportional to 31,106.98, 46,660.65 and 7,733.42 is: 11,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,106.98 : 46,660.65 = 7,733.42 : x
  2. Step 2: Convert to fraction form
    31,106.98/46,660.65 = 7,733.42/x
  3. Step 3: Cross multiply
    31,106.98x = 46,660.65 × 7,733.42
  4. Step 4: Simplify right side
    31,106.98x = 360,846,207.11
  5. Step 5: Solve for x
    x = 360,846,207.11/31,106.98
  6. Step 6: Final answer
    x = 11,600.17

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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.