Home / 26,774.58-40,169.40-9,907.34

Finding the Fourth Proportional to 26,774.58, 40,169.40 and 9,907.34

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Solution

The fourth proportional to 26,774.58, 40,169.40 and 9,907.34 is: 14,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,774.58 : 40,169.40 = 9,907.34 : x
  2. Step 2: Convert to fraction form
    26,774.58/40,169.40 = 9,907.34/x
  3. Step 3: Cross multiply
    26,774.58x = 40,169.40 × 9,907.34
  4. Step 4: Simplify right side
    26,774.58x = 397,971,853.86
  5. Step 5: Solve for x
    x = 397,971,853.86/26,774.58
  6. Step 6: Final answer
    x = 14,863.79

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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.