Home / 26,128.20-36,057.18-14,191.56

Finding the Fourth Proportional to 26,128.20, 36,057.18 and 14,191.56

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Solution

The fourth proportional to 26,128.20, 36,057.18 and 14,191.56 is: 19,584.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.20 : 36,057.18 = 14,191.56 : x
  2. Step 2: Convert to fraction form
    26,128.20/36,057.18 = 14,191.56/x
  3. Step 3: Cross multiply
    26,128.20x = 36,057.18 × 14,191.56
  4. Step 4: Simplify right side
    26,128.20x = 511,707,633.40
  5. Step 5: Solve for x
    x = 511,707,633.40/26,128.20
  6. Step 6: Final answer
    x = 19,584.50

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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.