Home / 26,775.90-40,169.52-10,135.62

Finding the Fourth Proportional to 26,775.90, 40,169.52 and 10,135.62

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Solution

The fourth proportional to 26,775.90, 40,169.52 and 10,135.62 is: 15,205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.90 : 40,169.52 = 10,135.62 : x
  2. Step 2: Convert to fraction form
    26,775.90/40,169.52 = 10,135.62/x
  3. Step 3: Cross multiply
    26,775.90x = 40,169.52 × 10,135.62
  4. Step 4: Simplify right side
    26,775.90x = 407,142,990.30
  5. Step 5: Solve for x
    x = 407,142,990.30/26,775.90
  6. Step 6: Final answer
    x = 15,205.58

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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.