Home / 17,671.60-26,519.32-7,283.12

Finding the Fourth Proportional to 17,671.60, 26,519.32 and 7,283.12

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Solution

The fourth proportional to 17,671.60, 26,519.32 and 7,283.12 is: 10,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.60 : 26,519.32 = 7,283.12 : x
  2. Step 2: Convert to fraction form
    17,671.60/26,519.32 = 7,283.12/x
  3. Step 3: Cross multiply
    17,671.60x = 26,519.32 × 7,283.12
  4. Step 4: Simplify right side
    17,671.60x = 193,143,389.88
  5. Step 5: Solve for x
    x = 193,143,389.88/17,671.60
  6. Step 6: Final answer
    x = 10,929.59

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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.