Home / 14,170.16-19,555.18-7,796.91

Finding the Fourth Proportional to 14,170.16, 19,555.18 and 7,796.91

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Solution

The fourth proportional to 14,170.16, 19,555.18 and 7,796.91 is: 10,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.16 : 19,555.18 = 7,796.91 : x
  2. Step 2: Convert to fraction form
    14,170.16/19,555.18 = 7,796.91/x
  3. Step 3: Cross multiply
    14,170.16x = 19,555.18 × 7,796.91
  4. Step 4: Simplify right side
    14,170.16x = 152,469,988.24
  5. Step 5: Solve for x
    x = 152,469,988.24/14,170.16
  6. Step 6: Final answer
    x = 10,759.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.