Home / 26,898.60-40,380.30-26,704.20

Finding the Fourth Proportional to 26,898.60, 40,380.30 and 26,704.20

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Solution

The fourth proportional to 26,898.60, 40,380.30 and 26,704.20 is: 40,088.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,898.60 : 40,380.30 = 26,704.20 : x
  2. Step 2: Convert to fraction form
    26,898.60/40,380.30 = 26,704.20/x
  3. Step 3: Cross multiply
    26,898.60x = 40,380.30 × 26,704.20
  4. Step 4: Simplify right side
    26,898.60x = 1,078,323,607.26
  5. Step 5: Solve for x
    x = 1,078,323,607.26/26,898.60
  6. Step 6: Final answer
    x = 40,088.47

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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.