Home / 26,820.60-40,230.90-15,010.80

Finding the Fourth Proportional to 26,820.60, 40,230.90 and 15,010.80

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Solution

The fourth proportional to 26,820.60, 40,230.90 and 15,010.80 is: 22,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.60 : 40,230.90 = 15,010.80 : x
  2. Step 2: Convert to fraction form
    26,820.60/40,230.90 = 15,010.80/x
  3. Step 3: Cross multiply
    26,820.60x = 40,230.90 × 15,010.80
  4. Step 4: Simplify right side
    26,820.60x = 603,897,993.72
  5. Step 5: Solve for x
    x = 603,897,993.72/26,820.60
  6. Step 6: Final answer
    x = 22,516.20

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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.