Home / 30,738.11-46,107.02-9,679.94

Finding the Fourth Proportional to 30,738.11, 46,107.02 and 9,679.94

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Solution

The fourth proportional to 30,738.11, 46,107.02 and 9,679.94 is: 14,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,738.11 : 46,107.02 = 9,679.94 : x
  2. Step 2: Convert to fraction form
    30,738.11/46,107.02 = 9,679.94/x
  3. Step 3: Cross multiply
    30,738.11x = 46,107.02 × 9,679.94
  4. Step 4: Simplify right side
    30,738.11x = 446,312,908.24
  5. Step 5: Solve for x
    x = 446,312,908.24/30,738.11
  6. Step 6: Final answer
    x = 14,519.86

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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.