Home / 31,792.05-43,875.08-17,644.89

Finding the Fourth Proportional to 31,792.05, 43,875.08 and 17,644.89

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Solution

The fourth proportional to 31,792.05, 43,875.08 and 17,644.89 is: 24,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.05 : 43,875.08 = 17,644.89 : x
  2. Step 2: Convert to fraction form
    31,792.05/43,875.08 = 17,644.89/x
  3. Step 3: Cross multiply
    31,792.05x = 43,875.08 × 17,644.89
  4. Step 4: Simplify right side
    31,792.05x = 774,170,872.12
  5. Step 5: Solve for x
    x = 774,170,872.12/31,792.05
  6. Step 6: Final answer
    x = 24,351.09

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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.