Home / 14,171.37-19,555.66-7,796.87

Finding the Fourth Proportional to 14,171.37, 19,555.66 and 7,796.87

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Solution

The fourth proportional to 14,171.37, 19,555.66 and 7,796.87 is: 10,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171.37 : 19,555.66 = 7,796.87 : x
  2. Step 2: Convert to fraction form
    14,171.37/19,555.66 = 7,796.87/x
  3. Step 3: Cross multiply
    14,171.37x = 19,555.66 × 7,796.87
  4. Step 4: Simplify right side
    14,171.37x = 152,472,938.78
  5. Step 5: Solve for x
    x = 152,472,938.78/14,171.37
  6. Step 6: Final answer
    x = 10,759.22

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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.