Home / 26,441.37-36,487.67-15,111.90

Finding the Fourth Proportional to 26,441.37, 36,487.67 and 15,111.90

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Solution

The fourth proportional to 26,441.37, 36,487.67 and 15,111.90 is: 20,853.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.37 : 36,487.67 = 15,111.90 : x
  2. Step 2: Convert to fraction form
    26,441.37/36,487.67 = 15,111.90/x
  3. Step 3: Cross multiply
    26,441.37x = 36,487.67 × 15,111.90
  4. Step 4: Simplify right side
    26,441.37x = 551,397,944.71
  5. Step 5: Solve for x
    x = 551,397,944.71/26,441.37
  6. Step 6: Final answer
    x = 20,853.61

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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.