Home / 26,405.94-36,440.18-14,469.74

Finding the Fourth Proportional to 26,405.94, 36,440.18 and 14,469.74

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Solution

The fourth proportional to 26,405.94, 36,440.18 and 14,469.74 is: 19,968.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.94 : 36,440.18 = 14,469.74 : x
  2. Step 2: Convert to fraction form
    26,405.94/36,440.18 = 14,469.74/x
  3. Step 3: Cross multiply
    26,405.94x = 36,440.18 × 14,469.74
  4. Step 4: Simplify right side
    26,405.94x = 527,279,930.15
  5. Step 5: Solve for x
    x = 527,279,930.15/26,405.94
  6. Step 6: Final answer
    x = 19,968.23

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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.