Home / 30,860.88-46,283.22-11,135.76

Finding the Fourth Proportional to 30,860.88, 46,283.22 and 11,135.76

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Solution

The fourth proportional to 30,860.88, 46,283.22 and 11,135.76 is: 16,700.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.88 : 46,283.22 = 11,135.76 : x
  2. Step 2: Convert to fraction form
    30,860.88/46,283.22 = 11,135.76/x
  3. Step 3: Cross multiply
    30,860.88x = 46,283.22 × 11,135.76
  4. Step 4: Simplify right side
    30,860.88x = 515,398,829.95
  5. Step 5: Solve for x
    x = 515,398,829.95/30,860.88
  6. Step 6: Final answer
    x = 16,700.72

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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.