Home / 19,534.70-29,299.62-6,385.97

Finding the Fourth Proportional to 19,534.70, 29,299.62 and 6,385.97

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Solution

The fourth proportional to 19,534.70, 29,299.62 and 6,385.97 is: 9,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.70 : 29,299.62 = 6,385.97 : x
  2. Step 2: Convert to fraction form
    19,534.70/29,299.62 = 6,385.97/x
  3. Step 3: Cross multiply
    19,534.70x = 29,299.62 × 6,385.97
  4. Step 4: Simplify right side
    19,534.70x = 187,106,591.53
  5. Step 5: Solve for x
    x = 187,106,591.53/19,534.70
  6. Step 6: Final answer
    x = 9,578.16

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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.