Home / 17,938.07-26,907.12-8,575.88

Finding the Fourth Proportional to 17,938.07, 26,907.12 and 8,575.88

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Solution

The fourth proportional to 17,938.07, 26,907.12 and 8,575.88 is: 12,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938.07 : 26,907.12 = 8,575.88 : x
  2. Step 2: Convert to fraction form
    17,938.07/26,907.12 = 8,575.88/x
  3. Step 3: Cross multiply
    17,938.07x = 26,907.12 × 8,575.88
  4. Step 4: Simplify right side
    17,938.07x = 230,752,299.53
  5. Step 5: Solve for x
    x = 230,752,299.53/17,938.07
  6. Step 6: Final answer
    x = 12,863.83

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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.