Home / 30,776.82-46,166.20-9,717.06

Finding the Fourth Proportional to 30,776.82, 46,166.20 and 9,717.06

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Solution

The fourth proportional to 30,776.82, 46,166.20 and 9,717.06 is: 14,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,776.82 : 46,166.20 = 9,717.06 : x
  2. Step 2: Convert to fraction form
    30,776.82/46,166.20 = 9,717.06/x
  3. Step 3: Cross multiply
    30,776.82x = 46,166.20 × 9,717.06
  4. Step 4: Simplify right side
    30,776.82x = 448,599,735.37
  5. Step 5: Solve for x
    x = 448,599,735.37/30,776.82
  6. Step 6: Final answer
    x = 14,575.90

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1.5x scale

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.