Home / 29,172.58-40,258.68-17,235.89

Finding the Fourth Proportional to 29,172.58, 40,258.68 and 17,235.89

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Solution

The fourth proportional to 29,172.58, 40,258.68 and 17,235.89 is: 23,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.58 : 40,258.68 = 17,235.89 : x
  2. Step 2: Convert to fraction form
    29,172.58/40,258.68 = 17,235.89/x
  3. Step 3: Cross multiply
    29,172.58x = 40,258.68 × 17,235.89
  4. Step 4: Simplify right side
    29,172.58x = 693,894,180.03
  5. Step 5: Solve for x
    x = 693,894,180.03/29,172.58
  6. Step 6: Final answer
    x = 23,785.84

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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.