Home / 26,704.40-40,024.20-11,897.60

Finding the Fourth Proportional to 26,704.40, 40,024.20 and 11,897.60

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Solution

The fourth proportional to 26,704.40, 40,024.20 and 11,897.60 is: 17,831.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,704.40 : 40,024.20 = 11,897.60 : x
  2. Step 2: Convert to fraction form
    26,704.40/40,024.20 = 11,897.60/x
  3. Step 3: Cross multiply
    26,704.40x = 40,024.20 × 11,897.60
  4. Step 4: Simplify right side
    26,704.40x = 476,191,921.92
  5. Step 5: Solve for x
    x = 476,191,921.92/26,704.40
  6. Step 6: Final answer
    x = 17,831.96

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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.