Home / 19,731.67-29,453.57-17,240.51

Finding the Fourth Proportional to 19,731.67, 29,453.57 and 17,240.51

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Solution

The fourth proportional to 19,731.67, 29,453.57 and 17,240.51 is: 25,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,731.67 : 29,453.57 = 17,240.51 : x
  2. Step 2: Convert to fraction form
    19,731.67/29,453.57 = 17,240.51/x
  3. Step 3: Cross multiply
    19,731.67x = 29,453.57 × 17,240.51
  4. Step 4: Simplify right side
    19,731.67x = 507,794,481.92
  5. Step 5: Solve for x
    x = 507,794,481.92/19,731.67
  6. Step 6: Final answer
    x = 25,735.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.