Home / 29,037.50-40,083.99-19,618.82

Finding the Fourth Proportional to 29,037.50, 40,083.99 and 19,618.82

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Solution

The fourth proportional to 29,037.50, 40,083.99 and 19,618.82 is: 27,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.50 : 40,083.99 = 19,618.82 : x
  2. Step 2: Convert to fraction form
    29,037.50/40,083.99 = 19,618.82/x
  3. Step 3: Cross multiply
    29,037.50x = 40,083.99 × 19,618.82
  4. Step 4: Simplify right side
    29,037.50x = 786,400,584.69
  5. Step 5: Solve for x
    x = 786,400,584.69/29,037.50
  6. Step 6: Final answer
    x = 27,082.24

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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.