Home / 26,742.43-36,903.15-14,640.60

Finding the Fourth Proportional to 26,742.43, 36,903.15 and 14,640.60

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Solution

The fourth proportional to 26,742.43, 36,903.15 and 14,640.60 is: 20,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.43 : 36,903.15 = 14,640.60 : x
  2. Step 2: Convert to fraction form
    26,742.43/36,903.15 = 14,640.60/x
  3. Step 3: Cross multiply
    26,742.43x = 36,903.15 × 14,640.60
  4. Step 4: Simplify right side
    26,742.43x = 540,284,257.89
  5. Step 5: Solve for x
    x = 540,284,257.89/26,742.43
  6. Step 6: Final answer
    x = 20,203.26

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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.