Home / 26,647.60-39,922.80-16,247.20

Finding the Fourth Proportional to 26,647.60, 39,922.80 and 16,247.20

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Solution

The fourth proportional to 26,647.60, 39,922.80 and 16,247.20 is: 24,341.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.60 : 39,922.80 = 16,247.20 : x
  2. Step 2: Convert to fraction form
    26,647.60/39,922.80 = 16,247.20/x
  3. Step 3: Cross multiply
    26,647.60x = 39,922.80 × 16,247.20
  4. Step 4: Simplify right side
    26,647.60x = 648,633,716.16
  5. Step 5: Solve for x
    x = 648,633,716.16/26,647.60
  6. Step 6: Final answer
    x = 24,341.17

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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.