Home / 14,755.46-22,139.70-7,733.79

Finding the Fourth Proportional to 14,755.46, 22,139.70 and 7,733.79

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Solution

The fourth proportional to 14,755.46, 22,139.70 and 7,733.79 is: 11,604.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.46 : 22,139.70 = 7,733.79 : x
  2. Step 2: Convert to fraction form
    14,755.46/22,139.70 = 7,733.79/x
  3. Step 3: Cross multiply
    14,755.46x = 22,139.70 × 7,733.79
  4. Step 4: Simplify right side
    14,755.46x = 171,223,790.46
  5. Step 5: Solve for x
    x = 171,223,790.46/14,755.46
  6. Step 6: Final answer
    x = 11,604.10

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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.