Home / 31,039.88-46,559.82-7,666.76

Finding the Fourth Proportional to 31,039.88, 46,559.82 and 7,666.76

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Solution

The fourth proportional to 31,039.88, 46,559.82 and 7,666.76 is: 11,500.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,039.88 : 46,559.82 = 7,666.76 : x
  2. Step 2: Convert to fraction form
    31,039.88/46,559.82 = 7,666.76/x
  3. Step 3: Cross multiply
    31,039.88x = 46,559.82 × 7,666.76
  4. Step 4: Simplify right side
    31,039.88x = 356,962,965.58
  5. Step 5: Solve for x
    x = 356,962,965.58/31,039.88
  6. Step 6: Final answer
    x = 11,500.14

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Similar ratio
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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.