Home / 26,620.45-36,736.23-14,683.78

Finding the Fourth Proportional to 26,620.45, 36,736.23 and 14,683.78

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Solution

The fourth proportional to 26,620.45, 36,736.23 and 14,683.78 is: 20,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.45 : 36,736.23 = 14,683.78 : x
  2. Step 2: Convert to fraction form
    26,620.45/36,736.23 = 14,683.78/x
  3. Step 3: Cross multiply
    26,620.45x = 36,736.23 × 14,683.78
  4. Step 4: Simplify right side
    26,620.45x = 539,426,820.33
  5. Step 5: Solve for x
    x = 539,426,820.33/26,620.45
  6. Step 6: Final answer
    x = 20,263.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.